Funny Steam Names: Clever, Cool & Hilarious Usernames for Gamers

Your Steam name is the first thing people see. It shows up in your friends list, in lobbies, and in chat. A good name makes people smile. A boring one gets forgotten fast.

Funny names work really well on Steam. They start conversations and make teammates laugh, even after a bad round. Some gamers pick a silly joke. Others go for a clever pun or a strange mix of words. If it sounds fun and is easy to remember, you are on the right track.

This list has clever, cool, and hilarious Steam names for every type of player. Use them as they are, or mix a few to make your own. Pick the one that fits your style and your sense of humor. Your next lobby will be a lot more fun.

Funny Steam Name Generator

Fun Fact About Funny Steam Name

Steam lets you change your profile name as often as you like. Your old names can show up in your name history. So a funny name has a long life, even after you switch.

• Sale Season Survivor
• Backlog Champion
• Wishlist Warrior
• Unplayed Library
• Cart Full of Regrets
• 90% Off Hero
• Just One More Game
• Pile of Shame Keeper
• Buy Now Cry Later
• Refund in Two Hours
• Mouse Click Menace
• Lag Is My Co-Pilot
• Alt Tab Ninja
• Patch Notes Reader
• Loading Screen Legend
• Download at 2 KB/s
• Cloud Save Lost
• Achievement Hunter Jr
• Mod Folder Mess
• Offline Mode Online
• Update Pending Forever
• Friend Request Pending
• Overlay Opens Late
• Controller Disconnected
• 3 AM Gaming Gremlin
• Playtime Is a Secret
• Hours Played Zero
• Shortcut to Nowhere
• Library of Lies

Funny Steam Name

A good funny name is short, silly, and easy to say out loud. It makes people smile the moment they see it. These ideas are great for any game.

• Sir Lags-a-Lot
• Captain Clickbait
• Noob With Snacks
• Potato Aim Pro
• Keyboard Cat Warrior
• Ctrl Alt Defeat
• Respawn Rascal
• Pixel Pirate Pete
• Soggy Cereal Gamer
• Mr Misclick
• The Rage Quitter
• Gamer Dad Energy
• Toast Wizard
• Chaotic Neutral Bob
• Clumsy Commando
• Stealthy as a Brick
• Sneaky Snack Thief
• Bot With Feelings
• Tilted Turnip
• Frying Pan Fighter
• Bunny Hop Bandit
• Sleepy Sniper
• Grumpy Gamer Gary
• Wobbly Warrior
• Dizzy Dodger
• Spaghetti Strategist
• Lucky Noob
• Banana Brain Boss
• Muffin Mayhem

Funny Steam Names Reddit

Reddit loves memes, dad jokes, and inside gags. These names match that style. Players who spend time on the site will get them right away.

• Throwaway Gamer 404
• AITA for Camping
• This Is Fine Gamer
• Plot Twist I Lost
• Upvote My Aim
• Karma Farmer Pro
• Not a Bot Beep Boop
• Source Trust Me
• Edit Thanks for Gold
• Username Checks Out
• Cake Day Camper
• Lurker With Loot
• Mod Approved Chaos
• Repost King
• Casual Meme Lord
• Doge Hacker Wow
• Rickroll in Lobby
• Shower Thought Sniper
• TIL I Suck
• Dad Joke Dealer
• Comment Section Hero
• Sorted by Controversial
• Reply Guy Gaming
• Top Comment Energy
• Ratio Me Please
• Meme Machine Mike
• Deep Fried Gamer
• Wholesome Menace
• Subreddit Sweat

Offensive Funny Steam Names

These names are cheeky and a bit rude, but they are meant as jokes. Keep them light and never aim them at real people. Some servers and groups may not like them, so use them with care.

• Your Aim Is Trash
• Uninstall Please
• Git Gud Noob
• You Call That Aiming
• Delete Your Account
• Nobody Asked Pal
• Cry Harder Kid
• Mom Says You Lose
• Ugly Mouse Clicker
• Bad Teammate Magnet
• Trash Talk Titan
• Rude Dude 3000
• Salty Mouth Sam
• Total Sore Loser
• Hot Garbage Gamer
• Free Kills Dealer
• Shut Up and Play
• Wrecked Your Team
• Worst Player Alive
• Toxic Waste Tom
• Brutal Honesty Bot
• Your Loss Lol
• Insult Generator X
• Smell My Victory
• Sarcasm Overload
• Pure Cringe Lord
• Blame the Lag
• Rage Fuel Ron
• Bully the Bots

Best Funny Steam Names

These are our top picks. They are easy to read, easy to remember, and good for a laugh. If you cannot decide, start here.

• Epic Fail Hero
• Legend of Lag
• Snack Lord Supreme
• Chill Pill Gamer
• Noob Slayer Jr
• Captain Couch Potato
• Master of Misclicks
• Jolly Joystick
• Meme Team Captain
• Sir Camps-a-Lot
• Fluffy Final Boss
• Lord of the Lobby
• Giggle Gamer
• Victory Dance Pro
• Pixel Jester
• Pizza Powered Pro
• Gaming Goblin
• Clutch or Kick
• Funky Fragger
• Duke of Derp
• Smirk Sniper
• Epic Snack Break
• Hype Train Driver
• Boss Level Bob
• Banter Baron
• Joke Joystick
• Mighty Mouse Click
• One Hit Wonder
• The Fun Police

Funny Steam Names Puns

Puns are a classic way to get a groan and a grin at the same time. Gaming words work well for wordplay. Here are some fun ones.

• Pun Intended Gamer
• Wi-Fi Why Not
• Mouse Trap Master
• Byte Me Baby
• Ctrl Z Zombie
• Game Over Easy
• Fragile Frag
• Pro Gram Mer
• Unreal Deal
• Hack and Cheese
• Lootin Tootin
• Pixel Perfect Pun
• Respawn Resume
• Rage Against the Mouse
• Console Yourself
• Level Headed
• Spawn Again Fresh
• Medic Medic Hooray
• Dodge Ball Wizard
• Steam Punk Panda
• Steamed Buns Gamer
• Steam Roller Rick
• Let Off Some Steam
• Full Steam Ahead
• Out of Steam
• Pea Shooter Pro
• Alt Ctrl Win
• Key Lime Gamer
• Aimbot Not Found

Cool Funny Steam Name

Want a name that is funny and smooth at the same time? These mix humor with a cool vibe. They look good on any profile.

• Shadow Snack Ninja
• Frosty Fragger
• Neon Noodle
• Turbo Toaster
• Cyber Sloth
• Midnight Meme Lord
• Dark Mode Dave
• Laser Llama
• Chill Vibes Only
• Ghost in the Lobby
• Retro Raccoon
• Glitch in the Matrix Guy
• Pixel Phantom
• Smooth Operator Sam
• Atomic Avocado
• Vapor Wave Wizard
• Cosmic Couch Surfer
• Lunar Lunch Break
• Hyper Hamster
• Silent But Silly
• Rogue Pancake
• Electric Eggplant
• Ice Cold Noob
• Galaxy Goblin
• Stealth Sandwich
• Rocket Ramen
• Cool Beans Gamer
• Static Shock Sid
• Dusk Dancer Dan

Famous Funny Steam Names

Some names feel famous because they follow well-known meme styles. These ideas borrow that internet energy. Players will know the joke right away.

• Doge of Steam
• Press F Legend
• Leeroy Lag
• Rickroll Royale
• Keyboard Cat Fan
• All Your Base Gamer
• The Floor Is Lava
• Rainbow Cat Rider
• Trollface Tim
• Bad Luck Bob
• Distracted Gamer
• Stonks Only Go Up
• This Is Fine Fire
• Swole Doge Squad
• Grumpy Kitty Gamer
• Success Gamer Sam
• Sad Frog Gamer
• Gorilla Gamer Gus
• Big Chungus Energy
• Dat Boi Gamer
• Chad Gamer Supreme
• NPC Energy
• Mega Lag Man
• Epic Gamer Moment
• Poggers Champion
• Sheesh Gamer
• Sus Sam
• No Cap Gamer

Funny Steam Names Dirty

These names use playful double meanings. They are cheeky, not explicit. Keep them for friends and casual lobbies.

• Hot Pocket Handler
• Wet Paint Warrior
• Sir Pokes-a-Lot
• Naughty Noob
• Spicy Meatball Gamer
• Dirty Mind Clean Aim
• Midnight Snack Attack
• Hands on Controller
• Long Hard Loading
• Quick Draw Dan
• Big Stick Energy
• Hot and Heavy Loot
• Cheeky Peeker
• Caught in 4K
• Sweaty Palms Pete
• Tight Squeeze Sam
• Dirty Dishes Dave
• Smooth Moves Mike
• Pillow Talk Pro
• Hard Reset Harry
• Flirty Fragger
• Rub the Lamp Genie
• Late Night Lobby Lover
• Oops Wrong Lobby
• Peek-a-Boo Sniper
• Steamy Sam
• Slap the Noob
• Juicy Loot Lover
• Bad Boy Bootcamp

Short & Simple Funny Steam Names

Short names are easy to type and easy to spot in a crowd. They fit well in chat and on small screens. Here are quick, funny picks.

• Lag Lord
• Derp Dan
• Sir Noob
• Bad Aim
• Oops Guy
• Toast Boy
• Yeet Pro
• Mr Lag
• Snack Man
• Bonk Dad
• Dizzy Dan
• Meh Gamer
• Tiny Tim Pro
• Lil Noob
• Big Oof
• Kid Chaos
• Mad Cat
• Pro Potato
• Easy Win
• Zero Skill
• Sad Toast
• Fat Cat Gamer
• Soft Boi
• Lazy Bob
• Dumb Luck
• Ugh Gamer
• Quick Oops
• AFK Andy
• Gone Fishing

Funny Steam Names with Meaning

A name feels better when it tells a little story. Each idea below comes with a short meaning. Pick the one that sounds like you.

• Pixel Potato – a small, silly player who still shows up
• Lag Whisperer – someone who plays through bad ping
• Backlog Baron – owns more games than time
• Respawn Rick – never stays down for long
• Loot Goblin – grabs every item in sight
• Snack Sniper – eats between every match
• Clutch Carl – wins at the very last second
• Cozy Camper – loves a quiet spot
• Tilted Tim – gets mad over small things
• Wishlist Wanda – saves games she never buys
• Ping Pong Pete – always has high ping
• Rage Quit Ruth – leaves when it gets hard
• Noob Teacher – helps new players learn
• Salty Sal – complains after every loss
• Mystic Mouse – clicks with magic luck
• Couch Commander – plays from the sofa
• Sweaty Steve – tries too hard every round
• Banter Bear – chats a lot in games
• Lucky Lenny – wins by pure luck
• Shadow Sleeper – naps during lobby waits
• Grindstone Greg – plays for hours to level up
• Nap Time Ned – tired from late-night gaming
• Friendly Fire Fred – accidentally hurts his team
• Patch Patrol Pat – reads every update note
• Tutorial Tina – never skips the tutorial
• Silent Sam – never speaks on voice chat
• Meme Medic – heals with jokes
• Cheat Code Chip – wishes cheat codes still worked
• Pocket Pixel – small but brave

One Word Funny Steam Names

One word is all you need sometimes. These names sound funny just by being said. They are also easy to remember.

• Glitchy
• Noodle
• Gizmo
• Bamboozle
• Wobble
• Snickerdoodle
• Pickle
• Tumbleweed
• Zigzag
• Gobbledygook
• Flapjack
• Kerfuffle
• Hullabaloo
• Doodle
• Mumbles
• Fizzle
• Banjo
• Cheddar
• Wiggles
• Blunder
• Giggles
• Crumpet
• Mayhem
• Shenanigans
• Hiccup
• Turnip
• Jibberish
• Squishy
• Bonkers

Male Funny Steam Name

These names have a guy-next-door feel. They work well for friends, squads, and casual play. Some are silly, and some are proud.

• Sir Fumbles-a-Lot
• Big Bob Boom
• Dave the Dodger
• Mr Snackman
• Captain Chad Lag
• Uncle Noob
• Papa Pixel
• Dr Frag Good
• Big Mike Misclick
• Lord Larry Lag
• Chad the Chair Warmer
• Gary the Gamer Guy
• Mr Rage Quit
• Brad the Bot
• Tony the Tilted
• Sweaty Stan
• Sir Reginald Noob
• Dad Bod Gamer
• Bro Code Breaker
• Hank the Hacker Hunter
• Prince of Pings
• Gamer Grandpa Joe
• Baron von Lag
• Doug the Defeated
• Mad Mike Mouse
• King of Couch Gaming
• Ricky the Rager
• Stan the Stealth Man
• Jack of All Noobs

Female Funny Steam Names

Here are fun, bold names for girl gamers. They are playful and full of personality. Use them as they are or swap in your own name.

• Queen of Lag
• Lady Loot-a-Lot
• Princess Pixel
• Miss Misclick
• Sassy Sniper Sue
• Betty the Bot
• Duchess of Derp
• Granny Gamer Gail
• Lady Noob Slayer
• Captain Cupcake
• Sweet Tooth Sally
• Wanda the Wishlister
• Gamer Girl Gigi
• Polly Pixel Pop
• Lola Lag Spike
• Madam Meme
• Cookie Crusher Cara
• Fiona the Fragger
• Luna Loot Goblin
• Mama Bear Gamer
• Daisy the Dodger
• Tina Tilted
• Rosie the Rager
• Nina Noob
• Missy Mayhem
• Bella Backlog
• Candy Crit Queen
• Penny the Pixie Pro
• Sassy Snack Queen

Funny Steam Account Names

Sometimes the joke is about the account itself. Alt accounts, lost logins, and Steam Guard all make good material. These names poke fun at all of it.

• Not My Main Account
• Smurf Account Number 9
• Alt Account Andy
• Account Under Review
• Totally Legit Account
• Banned Again Bob
• Spare Account Spud
• Main Account Lost
• Burner Account Ben
• Secret Alt Agent
• Account Not Found
• Login Loop Larry
• Forgot My Password
• Two Step Failure
• Verify Your Email
• Steam Guard Guard
• Guest Account Greg
• Account of Shame
• Hacked by My Cat
• Friend Code Please
• Backup Account Beth
• Fresh Account Fred
• Level Zero Legend
• Profile Under Construction
• Private Profile Pete
• Gifted Account Gary
• Family Share Phil
• Test Account Tim
• Account Number 404

Creative Funny Steam Names

Creative names mix random words that should not go together. That is where the fun comes from. These ideas are odd, bright, and hard to forget.

• Moonlit Meatball
• Sock Puppet Sniper
• Cereal Box Samurai
• Marshmallow Mercenary
• Pancake Paladin
• Waffle Warlord
• Jellybean Knight
• Noodle Necromancer
• Pickle Pirate Captain
• Sleepy Spaghetti
• Cactus Commando
• Penguin Parachute
• Cloud Cuddler
• Tea Time Terror
• Biscuit Bandit
• Rubber Duck Raider
• Haunted Hamster
• Disco Dumpling
• Cheese Wheel Rider
• Pocket Wizard Pete
• Space Cowboy Cheese
• Taco Tornado
• Mystery Meat Mage
• Jam Jar Jester
• Velvet Vulture
• Dancing Doorknob
• Soup Sniper
• Lemon Lord
• Crumb Commander

Themed-Inspired Funny Steam Names

Love a certain theme? These names pull from space, pirates, wizards, ninjas, and more. They give your profile a clear style. Pick a theme and have fun with it.

• Space Cadet Snacks
• Galactic Garbage Collector
• Medieval Mouse Clicker
• Knight of the Round Table Flip
• Pirate of the Pixel Sea
• Zombie Apocalypse Chef
• Wizard School Dropout
• Ninja Without a Clue
• Robot Uprising Intern
• Viking Vegetarian
• Cowboy of the Cloud
• Alien Abduction Victim
• Dino Dinner Date
• Mad Scientist Mike
• Haunted House Host
• Samurai Sandwich
• Dragon Dentist
• Astronaut Ant
• Detective Dumpling
• Jungle Juice Jim
• Retro Arcade Rat
• Pixel Pharaoh
• Mermaid Meme Queen
• Vampire Vegan
• Yeti Yoga Master
• Ghost Chef Gary
• Castle Cleaner Carl
• Cyborg Cupcake
• Superhero Sidekick Sid

Unique Funny Steam Name Ideas

Want a name no one else has? These are rare, strange, and full of charm. Many sound like they came from a storybook. They are perfect if you like to stand out.

• Quibble Quokka
• Marmalade Mirage
• Zany Zebra Zoom
• Bumble Bonk
• Flibbertigibbet Fred
• Wobbleton Wumpus
• Snorkel Snacker
• Gloop Glorp Gamer
• Mumblecore Mike
• Dizzy Dumpling Duke
• Kooky Kumquat
• Lollygag Larry
• Noodlewhack
• Fuzzy Fizzlebop
• Banjo Bumble
• Gobsmacked Gus
• Wibble Wobble Wizard
• Cuddlefish Chaos
• Jumbo Jellyfish Jim
• Squiggle Squad Leader
• Nincompoop Ninja
• Hodgepodge Hero
• Fandango Fumble
• Skedaddle Sam
• Bamboozled Badger
• Whimsy Whale
• Blunderbuss Betty
• Rigmarole Rex
• Zonk Zonk Zeke

Funny Steam Names for Rust

Rust is a game of raids, bad luck, and naked spawns. The jokes write themselves. These names fit that wild world.

• Naked and Afraid
• Rock Smasher Rick
• Base Raid Snack
• Hammer Time Hank
• Furnace Fred
• Rust Bucket Bob
• Door Camper Dan
• Bow and Arrow Barry
• Scrap Collector Sam
• Spawn on the Beach
• Sleeping Bag Surfer
• Wood Wall Wally
• Torch Bearer Tim
• Tree Hugger Tom
• Barrel Smasher Bill
• Naked Rock Thrower
• Cactus Salad Chef
• Locked Out Larry
• Zerg Zip Zap
• Code Lock Cracker
• Foundation Fanatic
• Boom Bag Betty
• Wolf Bait Wendy
• Bear Hug Bandit
• Rad Town Rat
• Hazmat Hamster
• Offline Raid Victim
• Stone Age Steve
• Salty Sulfur Sam

A-Z Funny Steam Name Ideas

Here is one funny name for every letter of the alphabet. Pick the letter that starts your own name. Or choose one at random for a surprise.

• Awkward Avocado
• Bumbling Bob
• Clumsy Carrot
• Dizzy Donut
• Epic Eggroll
• Fumbling Frank
• Goofy Goblin
• Happy Hamster
• Itchy Iguana
• Jumpy Jellybean
• Kooky Koala
• Lazy Llama
• Muffin Monster
• Noisy Noodle
• Oops Octopus
• Pesky Penguin
• Quirky Quokka
• Rowdy Raccoon
• Silly Sloth
• Tipsy Turtle
• Ugly Unicorn
• Vexed Vulture
• Wobbly Walrus
• Xtra Xylophone
• Yawning Yak
• Zippy Zombie

Animal-Inspired Funny Steam Name

Animals are funny by nature. Pair one with a silly word and you get a name that sticks. Here are some wild ones.

• Sneaky Squirrel
• Grumpy Goat
• Chaotic Chicken
• Dancing Donkey
• Pudgy Panda
• Raging Rabbit
• Fluffy Fox Fighter
• Cranky Crab
• Mischief Monkey
• Lazy Lion
• Crazy Cow
• Bashful Bear
• Sassy Seal
• Feral Ferret
• Brave Beaver
• Cunning Crow
• Jolly Giraffe
• Rowdy Rhino
• Silly Seagull
• Mighty Meerkat
• Dozy Dolphin
• Wacky Wombat
• Angry Armadillo
• Hissing Hedgehog
• Honking Goose
• Tiny Tiger
• Sleepy Sloth Squad
• Prancing Pony
• Bonkers Badger

Seasonal Funny Steam Name Ideas

Change your name with the seasons for a fresh look. Steam sales, holidays, and weather all give great ideas. Here are some to rotate through the year.

• Snowball Sniper
• Frosty Noob
• Pumpkin Spice Gamer
• Spooky Season Sam
• Turkey Day Tilt
• Candy Cane Commando
• Santa’s Lag Elf
• Easter Egg Hunter
• Beach Day Bot
• Sunburn Sam
• Summer Sale Sweat
• Winter Sale Warrior
• Leaf Pile Larry
• Autumn Aim Fail
• Spring Break Bot
• Cozy Winter Camper
• Hot Cocoa Hero
• Jingle Bell Jammer
• Mistletoe Misfire
• Halloween Noob
• Fireworks Fumble
• Valentine Vulture
• Rainy Day Rager
• April Fools Aim
• New Year Resolution Fail
• Pumpkin Patch Pete
• Gravy Boat Gamer
• Harvest Moon Mike
• Summer Slump Sam

Funny Steam Names CS2

Counter-Strike 2 is all about smokes, flashes, and last-second clutches. Players love jokes about missed shots and eco rounds. These names fit the mood.

• Smoke and Mirrors Mike
• Flashbang Fumble
• Defuse the Mood
• Eco Round Hero
• Bomb Site Bob
• Peek and Pray
• AWP Miss Master
• Spray and Pray Pro
• Rush B Rascal
• Silent Rush B
• One Tap Tim
• Whiff King
• Molotov Mishap
• Tactical Fumble
• Entry Frag Fail
• Planting Pete
• Plant It Already
• Camp the Corner
• Dust Two Dummy
• Mid Door Mayhem
• Clutch Kid Zero
• Buy Round Bandit
• Rank Silver Forever
• Silver Elite Sweat
• Rage Quit Retake
• Lurk and Lose
• Knife Round Ninja
• Ace by Accident
• Team Flash Trainer

Funny Steam Name for CSGO

CSGO still has a loyal fan base. Many players love its old maps, skins, and ranks. These names are a nod to those days.

• Global Elegant Noob
• Silver Squad Hero
• Headshot Hannah
• Decoy Dan
• Bunny Hop Bob
• Deagle Dreamer
• Spray Transfer Fail
• Counter Snack Strike
• Bomb Defuser Bill
• Nade Nugget
• Kevlar Kevin
• Ninja Defuse Ned
• Wallbang Wally
• Zeus Zap Zeke
• Scout Scout Scout
• Tag Team Tilt
• Mirage Mirage Mike
• Inferno Inferno Ian
• Nuke Door Nancy
• Overpass Oops
• Five Seven Fiasco
• Silver One Forever
• Bot Fragger Fred
• Vote Kick Victim
• Weapon Skin Whale
• Case Opening Cry
• Trade Up Tragedy
• Dropped the Defuse Kit
• Match Made in Silver

Tips for Choosing the Perfect Funny Steam Name

A great name takes a little thought. Use these simple tips before you hit save.

• Keep it short. Steam names are limited to 32 characters, and shorter ones are easier to read.
• Say it out loud. If it sounds funny, it probably is.
• Avoid names that hurt, mock, or target real people.
• Match your humor to your friends. What is funny to you may not be funny to everyone.
• Skip hard spellings and too many symbols. People should be able to find you.
• Think long term. A name you still like in six months is a good one.
• Mix and match from the lists above to make something that is truly yours.

FINAL THOUGHTS

Your Steam name says a lot about you. It is the first thing your friends and teammates see. A funny name can turn a boring lobby into a good time. That is why it is worth picking one with care.

You do not need a perfect name on the first try. Try a few from this list and see how they feel. Change a word, add a number, or twist a joke to make it your own. The best names often come from small changes.

Keep your name short and easy to read. Avoid anything rude or hurtful. A good joke makes people laugh with you, not at someone else. Also check that the name is not already taken before you save it.

Now it is your turn. Pick the name that makes you smile and give it a go. Your friends list will thank you. Happy gaming!

FAQs

What is the best name for Steam?

The best Steam name is short, easy to read, and fits your style. It should be fun to say and simple for friends to remember. Something like “Backlog Champion” or “Lag Lord” is a good start.

What is a funny gamer name?

A funny gamer name makes people smile when they see it. It often uses puns, silly words, or a joke about gaming life. “Ctrl Alt Defeat” and “Noob With Snacks” are good examples.

What is a Goofy username?

A goofy username is playful, odd, and not meant to be serious. It often mixes random words, like food and animals, in a silly way. “Pancake Paladin” and “Wobbly Walrus” fit this style.

What are some of the funniest gamertags?

The funniest gamertags poke fun at bad aim, lag, and late-night gaming. They feel relatable, so people laugh right away. Try “Alt Tab Ninja,” “Buy Now Cry Later,” or “Aimbot Not Found.”

What is a funny Steam name?

A funny Steam name is a profile name that gets a laugh from friends and teammates. It can be a pun, a meme, or a joke about games and sales. “Sale Season Survivor” is a good pick.

What is a good unique username?

A good unique username is one that few people would think of. Try mixing odd words or adding a small twist to a common phrase. “Quibble Quokka” and “Marmalade Mirage” stand out from the crowd.

Are Steam names unique?

No, Steam profile names are not unique. Many players can use the same display name at once. Only your login account name and custom profile URL must be one of a kind.