Rachel - Monica - Phoebe - Joey - Chandler - Ross - Other
| Nickname | Episode | By |
| Laundry Spaz | TOW The East German Laudry Detergent | herself |
| Laundry Virgin | TOW The East German Laundry Dtergent | herself |
| Greeter Girl | TOW The Stoned Guy | Steve |
| Big Baby | TOW Two Parts - Part ll | Monica |
| Princess | TOW Two Parts - Part ll | Monica |
| Big Green Poker Machine | TOW All The Poker | Ross |
| Aunt Rachel | TOW The Monkey Gets Away | Ross |
| Prom Queen | TOW The Monkey Gets Away | Luisa |
| Noisy Girl #2 | TOW Heckles Dies | lawyer |
| Mommy | TOW Eddie Moves In | Monica |
| Not So Blonde Girl | TOW Eddie Moves In | tattoo-artist |
| Leaf Blower | TOW Eddie Won't Go | Phoebe |
| Tiger | TOW The Two Parties | Chandler |
| Princess Bubble Yum | TOW Barry And Mindy's Wedding | Chandler |
| Mrs.
My-Keg-Sucking-Boyfriend- Is-Stealing-From-Me |
TOW Joey's New Girlfriend | Monica |
| Pumpkin | TOW The Girl From Poughkeepsie | Monica |
| Hot-Rachel-that-you-took-to-the- Christmas-party-Rachel |
TOW The Girl From Poughkeepsie | Mike |
| The wouldn't it be great if she were my wife Rachel | TOW Joey's Dirty Day | herself |
| Pheebs | TOW Joey's Dirty Day | Phoebe |
| Rachel Greep | TOW Joey's Dirty Day | herself |
| A 28 Year Old Cheerleader With A Fat Lip | TOW The Fake Party | herself |
| Mrs. Geller | TOW All The Kissing | people in Greece |
| The Girl Who Kisses Everybody | TOW Rachel's Inadvertent Kiss | herself |
| Blinky | TOW Joey's Big Break | Monica |
| Mrs. Ross | TO In Vegas, deel 2 | Ross |
| Raquel | TOW Ross Hugs Rachel | her boss |
| Rocky | TOW Ross Hugs Rachel | her co-workers |
| Pushover | TOW The Joke | Phoebe |
| Roomie | TOW Joey's Fridge | Joey |
| Zelda | TOW Rachel's Book | Joey |
| A Good Teacher | TOW Phoebe's Cookies | herself |
| Work-wife | TOW The Engagement Picture | Tag |
| That lady that he knew that got fired | TOW The Engagement Picture | Ross |
| Kiss-ass | TOW The Nap Partners | Phoebe |
| Fun Aunt rachel | TOW The Truth About London | herself |
| Ray Ray | TOW Rachel's Big Kiss | Melissa |
| gal pal Rachel Green | TOW Joey's Interview | herself |
| Fatty | TOW The Cooking Class | Chandler |
| Baby Dummy | TOW The Baby Shower | herself |
| Nickname | Episode | By |
| Wuss | TOW Two Parts, deel 2 | Rachel |
| Monana | TOW The Fake Monica | herself |
| Noisy Girl # 1 | TOW Heckles Dies | Heckels's lawyer |
| Bitch | TOW Phoebe's Husband | Chandler |
| Little Harmonica | TOW The Prom Video | her dad |
| Smitten Kitten | TOW Ross And Rachel... You Know | Phoebe |
| Twinkie | TOW Joey Moves Out | her parents |
| Oat | TOW Dr. Ramoray Dies | herself |
| Cheater, Cheater, Compulsive Eater | TOW The Football | Ross |
| Tiny Little Woman | TOW The Football | herself |
| Big Fat Goalie | TOW The Embryos | hockey team |
| Lucky Dog | TOW Phoebe Hates PBS | Chandler |
| Mugsy | TOW All The Kips | Chandler |
| Mom | TOW All The Kips | Chandler |
| Martina | TOW Chandler's Work Laugh | Chandler |
| Roomie | TO On The Last Night | Chandler |
| Sweetums | TOW Ross's Teeth | Chandler |
| Tattle-Tail | TOW Ross Got High | Ross |
| Wily Minx | TOW The Routine | Phoebe |
| Big Faker | TOW Rachel's Sister | Chandler |
| Marcia | TOW Ross Meets Elizabeth's Dad | Phoebe |
| Man Trap | TOW The Proposal | Chandler |
| Ms. Hot Shot Chef | TOW Ross's Library Book | Janice |
| Candy Lady | TOW All The Candy | neighbour |
| O'Mally | TOW The Holiday Armadillo | Chandler |
| Bing-ette | TOW Ross's Step Forward | Chandlers boss |
| Super aunt | TOW Emma Cries | herself |
| Nickname | Episode | By |
| Weird Girl | TOW The Thumb | Lizzy |
| Cheech | TOW The Stoned Guy | Rachel |
| Aunt Phoebe | TOW The Fake Monica | Ross |
| Vidal Buffay | TOW Ross's New Girlfriend | Chandler |
| Wuss | TOW Eddie Moves Out | Rachel |
| Blonde Girl | TOW Eddie Moves In | tattoo-artist |
| Scratchy Twin | TOW The Chicken Pox | Monica |
| Ice Woman | TOW Phoebe's Ex-Partner | herself |
| Cool Aunt Phoebe | TOW The Worst Best Man Ever | Rachel |
| Vunda | TOW Ross Moves In | herself |
| Goodie-Goodie | TOW Ross's Sandwich | Rachel |
| Blondie | TOW The Inappropriate Sister | man |
| Mrs. Nice Bucket | TOW The Inappropriate Sister | herself |
| Baby-Doll | TOW The Ball | Gary |
| Pumpkin | TOW The Ball | Chandler |
| Regina Filange | TO In Vegas | herself |
| Flaky | TOW The Joke | Rachel |
| Phyllis | TOW Ross Meets Elizabeth's Dad | Monica |
| Regina Filangie | TOW The Videotape | herself |
| Nickname | Episode | By |
| Big Guy | TOW The Butt | Ross |
| Butt Guy | TOW The Butt | director |
| Mario | TOW Underdog Gets Away | Monica |
| Kicky | TOW The Boobies | Chandler |
| Cookie | TOW The Boobies | Mrs. Tribbiani |
| Flame Boy | TOW The Fake Monica | Phoebe |
| Holden McGroin | TOW The Fake Monica | himself |
| Paisan | TOW Ross's New Girlfriend | Chandler |
| Best Bud | TOW The Prom Video | Chandler |
| Joseph the processing Guy | TOW The Chicken Pox | himself |
| Dillhole | TOW No One's Ready | Chandler |
| Kevin | TOW The Metaphorical Tunnel | Rachel |
| Mr. I'll Let You Have Her | TOW The Football | Chandler |
| Lenny | TOW A Chick And A Duck | Chandler |
| Chick | TOW The Ballroom Dancing | Treager |
| Mr. Gonzalez | TOW The Worst Best Man Ever | himself |
| Doctor | TOW Phoebe Hates PBS | director |
| Ms. Minnelli | TOW The Yeti | Chandler |
| Big Guy | TOW All The Thanksgivings | Chandler |
| Sick Sick Sick-o | TOW Ross's Sandwich | Rachel |
| Mrs. Tribbiani | TOW Joey's Bag | Chandler |
| Anti-Man | TOW Joey's Bag | Ross |
| Greedy Sleeper | TOA Vegas | Phoebe |
| Josephine | TOW Ross's Teeth | Chandler |
| Buddy Boy | TOW The Joke | Chandler |
| Matey | TOW Phoebe's Cookies | Rachel |
| Pinhead | TOW Phoebe's Cookies | Rachel |
| Sailor Joe | TOW Phoebe's Cookies | Rachel |
| Big Daddy | TOW The Cheesecakes | himself |
| V.D. Boy | TOW The Cheap Wedding Dress | Ross |
| Ken Adams | TOW The Videotape | himself |
| Nickname | Episode | By |
| Smirky | TOW Underdog Gets Away | Rachel |
| Kiddo | TOW Mrs. Bing | Mrs. Bing |
| Mr. Suity Man | TOW The Stoned Guy | Phoebe |
| Mr. Boss Man | TOW The Ick Factor | Phoebe |
| Boss Man Bing | TOW The Ick Factor | Phoebe |
| Mr. Caring Boss | TOW The Ick Factor | Phoebe |
| Crazy Snake man | TOW Heckles Dies | himself |
| Bob | TOW Five Steaks And An Eggplant | himself |
| Fat Boy | TOW Ross Finds Out | Monica |
| Squirmy | TOA The Superbowl, Part II | Susie |
| Tooshie | TOA The Superbowl, Part II | Ross |
| Best Bud | TOW The Prom Video | Joey |
| A Wank | TOW The Prom Video | himself |
| Chandy | TOW The Prom Video | himself |
| Jack | TOW Eddie Won't Go | Eddie |
| Bing-a-Ling | TOW The Jam | Janice |
| Smokey | TO Without A Ski-Trip | Joey |
| Puppy | TOW The Metaphorical Tunnel | Janice |
| Dork | TOW The Football | Margha |
| Duck | TOW The Ballroom Dancing | Treager |
| Clint | TOW Rachel's New Dress | Rachel |
| Gene | TOW Rachel's New Dress | Joey |
| Barney | TOW Rachel's New Dress | Joey |
| Mr. Kissy | TOW All The Kissing | Rachel |
| Champ | TOW Phoebe Hates PBS | Monica |
| Roland Chang | TOW All The Thanksgivings | Ross |
| Mr. Chandler | TOW All The Thanksgivings | housekeeper in 1978 |
| Little Rich Boy | TOW All The Thanksgivings | Phoebe |
| Sir Limps-a-Lot | TOW All The Thanksgivings | Ross |
| Mr. Big | TOW All The Resolutions | Monica |
| Lover | TOW Everyone Finds Out | Phoebe |
| Apartment Stud | TOW The Cop | himself |
| Officer Bing | TOW Rachel's Inadvertent Kiss | himself |
| Relationship King | TOW Rachel's Inadvertent Kiss | himself |
| Dropper | TOW The Ball | Monica |
| Chan-Chan-Man | TO In Vegas, Part II | Monica |
| Mondler | TOW Phoebe Runs | Ross |
| Grandpa | TOW The Routine | Rachel |
| Linus | TOW The Routine | Rachel |
| A Hoot | TOW The Apothecary Table | himself |
| Dr. Big | TOW Rachel's Sister | Monica |
| Bunny | TOW Unagi | Monica |
| Chester | TOW Ross Meets Elizabeth's Dad | Phoebe |
| Robot | TOW Chandler Can't Cry | Monica |
| Mr. Chandler | TOW Rachel's Book | Phoebe |
| Chancy | TOW Phoebe's Cookies | Mr. Geller & Ross |
| Sucker | TOW Rachel's Assistant | Monica |
| Bitch | TOW The Nap Partners | Joey |
| Skidmark | TOW The nap Partners | Julie Grath |
| Mr. Smartie Pants | TOW All The Cheesecakes | Joey |
| Toby | TOW Rachel's Date | co-worker Bob |
| Jackass | TOW The Baby Shower | Joey |
| Sleeping beauty | TOW Rachel's Late | Joey |
| Smokey | TOW Phoebe's Birthday Dinner | Monica |
| Nickname | Episode | By |
| Monica's Geeky Older Brother | Pilot | himself |
| Mr. The-Glass-Is-Half-Empty | TOW George Stephanopoulos | Chandler |
| Camper | TOW The East German Laundry Detergent | Chandler |
| Little Naked Guy | TOW Nana Dies Twice | Rachel |
| Bobo, the Sperm Guy | TOW Underdog Gets Away | Susan |
| Buddy | TOW Underdog Gets Away | Monica |
| Slugger | TOW Mrs. Bing | Mrs. Bing |
| Mother Kisser | TOW Mrs. Bing | Chandler |
| Rossie | TOW Two Parts, deel 1 | himself |
| Mom | TOW Two Parts, deel 1 | Susan |
| Monkey Boy | TOW All The Poker | Rachel |
| Loser | TOW All The Poker | Rachel |
| Rossy | TOW The Ick Factor | Rachel |
| Mr. Back From the Orient | TOW Ross's New Girlfriend | Rachel |
| Sweetums | TOW The Breastmilk | Chandler |
| Scary Scientist Man | TOW Heckles Dies | Phoebe |
| Amish Boy | TOW The List | Chandler |
| Gel Boy | TOW Phoebe's Dad | Rachel |
| Bitterest Man in the Livingroom | TOW The Lesbian Wedding | Chandler |
| Travelin' Jake | TOA The Superbowl, deel 1 | Phoebe |
| Cheap-a-saurus | TOW The Prom Video | Monica |
| Mr. Kotter | TOW The Prom Video | Joey |
| Buttmunch | TOW Eddie Moves In | Monica |
| Dufus | TOW Eddie Moves In | Monica |
| Custer | TOW The Bullies | Chandler |
| Sailor | TOW The Chicken Pox | Rachel |
| Ross Skywalker | TOW The Princess Leia Fantasy | Phoebe |
| Mr. Tux | TOW No One's Ready | Chandler |
| Weenie | TOW The Metaphorical Tunnel | Monica |
| Geek | TOW Frank Jr. | Chandler |
| Wet Head | TOW The Race Car Bed | Dr. Greene |
| Mr. Bigshot | TOW The Race Car Bed | Dr. Greene |
| Brownbird Ross | TOW Rachel Quits | Chandler |
| Cookie Dude | TOW Rachel Quits | students of NYU |
| Scrud | TOW Rachel Quits | Brownbird |
| Fashion Monger | TOW Phoebe's Ex-Partner | himself |
| Dinosaur Guy | TOW Ross And Rachel Take A Break | Chloe |
| Shemp | TOW Ross And Rachel Take A Break | Rachel |
| Dr. Skeptismo | TOW The Cat | Phoebe |
| Red Ross | TOW All The Rugby | himself |
| Tough Guy | TOW All The Rugby | Rachel |
| Toughest Palaeontologist | TOW All The Rugby | Rachel |
| An Untrusting, Crazy, Jealous Sycophant | TOW Rachel's New Dress | Phoebe |
| David Bowie | TOW All The Haste | himself |
| Tiger | TOW All The Haste | Chandler |
| Monkey | TOA Ross Says Rachel | Mrs. Waltham |
| Clifford Alverez | TOW All The Thanksgivings | Chandler |
| Dork | TOW All The Thanksgivings | Joey |
| Loser | TOW All The Thanksgivings | Monica |
| Mental Geller | TOW Ross's Sandwich | collega's |
| Wet Pants Geller | TOW Ross's Sandwich | Monica |
| Mr. Right Place At the Right Time | TOW Chandler's Work Laugh | Janice |
| Naked Ross | TOW Everyone Finds Out | Rachel |
| 3B | TOW The Girl Who Hits Joey | Steve |
| Three Divorces | TOW The Girl Who Hits Joey | Monica |
| Loser | TOW The Cop | Rachel |
| Mr. Pizza Delivery Girl | TOW Ross Can't Flirt | Phoebe |
| Mr. Cop | TOW The Ride Along | Joey |
| Officer Ross | TOW The Ride Along | Chandler |
| Serpico | TOW The Ride Along | Joey |
| Fat Ass | TOW Joey's Big Break | Phoebe |
| Art Lover | TOW In Vegas, Part 1 | Chandler |
| Mr. Rachel | TOW In Vegas, Part 2 | Rachel |
| Divorcing Guy | TOA Vegas | Phoebe |
| Hubby | TOA Vegas | Rachel |
| Ross Geller, Three Divorces | TOA Vegas | himself |
| Ross Geller, Good At Marriage | TOA Vegas | Phoebe |
| Lovy Loverson | TOW Ross's Denial | Phoebe |
| Demon | TOW Ross's Teeth | Phoebe |
| Joke Stealer | TOW The Joke | Chandler |
| Dr. Monkey | TOW The Joke | himself |
| Geek | TOW Rachel's Sister | Jill |
| Mr. Scientist | TOW Rachel's Sister | Jill |
| Rob Tillman | TOW It Could Have Been | Rachel |
| Ross Tillman | TOW It Could Have Been | Rachel |
| Freak | TOW Unagi | Phoebe |
| Professor Mc-Nails-His-Students | TOW Ross Dates A Student | Monica |
| Hottie | TOW Ross Dates A Student | Elizabeth |
| Baby | TOW Monica's Thunder | Rachel |
| Mimey | TOW Monica's Thunder | Rachel |
| Mr. Mexico | TOW Rachel's Assistant | Monica |
| Pampers | TOW Rachel's Assistant | Monica |
| Lingers In The Bathroom | TOW The Engagement Picture | Chandler |
| Ginger | TOW The Engagement Picture | Phoebe |
| Sherlock | TOW The Engagement Picture | Phoebe |
| Mr I Forgot 10 States | TOW Chandler Doesn't Like Dogs | Joey |
| Magellan | TOW Chandler Doesn't Like Dogs | Chandler |
| Liar | TOW All The Candy | Phoebe |
| Ross-a-Tron | TOW The Cheesecakes | himself |
| Monkey Lover | TOW Yhe Cheap Wedding Dress | Joey |
| Stupid bastard | TOW Rachel Has A Baby | woman |
| Who | Nickname(s) | Episode | By |
| Chandler & Joey | Bracelet Buddies | TOW The prom Video | Joey |
| Chandler & Joey | Lazy Boys | TOW Ross And Rachel... You Know | Phoebe |
| Chandler & Joey | Fancy Lads | TOW Joey Moves Out | Phoebe |
| Chandler & Joey | Roomies | TOW Ross Moves In | Ross |
| Chandler & Joey | J Man & Channy's | TOW Ross Hugs Rachel | Joey |
| Chandler & Ross | Weenies | TOW The Bullies | bullies |
| Joey, Rachel & Phoebe | Children | TOW Everyone Finds Out | Chandler |
| Chandler & Monica | Loverbirds | TOW The Girl Who Hits Joey | Joey |
| Chandler & Monica | Blah | TOW The Apothecary Table | Janine |
| Chandler & Monica | The Bings | TOW Monica And Chandler's Wedding | Monica |
| Ross & Joey | Ball Boys | TOW The Ball | Rachel |
| Ross & Rachel | Dr. & Mrs. Geller | TOA Vegas | Chandler |
| Ross & Rachel | The Gellers | TOW Joey's Porsche | Joey |
| Phoebe & Rachel | Losers | TOW The Routine | Monica |
| Ross, Joey & Chandler | The Three Hockeyteers | TOW The Princess Leia Fantasy | Joey |
| Ross, Joey & Chandler | Hairy Backed Marries | TOW The Football | Monica |
| Joey, Rachel, Phoebe & Ross | Little Elves | TOW The Proposal | Chandler |