- Racehorses
- Alibi for any Loser
- A racehorse. (Episode Insane in the Mainframe)
- All the Gold
- Racehorse from "Girth" episode.
- Arzelle
- David listens to the radio broadcast of a horse race, featuring the horses Good Tsar, Fairly Far, Prince Star, Sudden Sass and Arzelle. (Season 2 episode Camille)
- Barbells
- The racehorse the lying photographer picks to win the race. (Episode Marmalade Wine)
- Blaze King
- A chestnut thoroughbred racehorse won by Velvet Brown in a raffle.
- Brass Ring
 - New record added 8/9/2022
- Racehorse listed in machine number Daniel Casey's Daily Racing Program. (Season 3 episode RAM)
- Captain Nemo
- Horse that Elaine bets on while visiting HorsetracK Betting. (Season 9 episode The Strike)
- Cat Killer
- Name of race horse ALF bets on (Season 1 episode The Gambler)
- Chock Full O' Drugs
- The Simpsons adopt Duncan the Incredible Diving Horse from the State Fair and turn him into a racehorse named Furious D. He races against racehorses Chock Full o' Drugs, Stalker and Old Levis at Springfield Downs. "It's Chock Full O' Drugs, followed closely by Stalker, with Old Levis fading fast..." (Season 11 episode Saddlesore Gallactica)
- Cigar Box
- Race horse. (episode Two Men On A Horse)
- Cloverbrook
- Racehorse listed in the newspaper, whose jockey is listed as Boyle. (Season 1 episode What You Need)
- Crinoline
- One of the racehorses the man from Ajax Cement plans to bet on. (Season 2 episode A Penny for Your Thoughts)
- Daddy's Little Grandpa
- Racehorse. (Episode Insane in the Mainframe)
- Devil May Care
- Theoretical racehorse, mentioned during Louise Bank's discussion of the Book of Ages. (Story: Stories of Your Life)
- Don't Have a Cow
- When Fat Tony asks Bart to choose a racehorse for the 3rd race at Shelbyville Downs, Bart tells him, "Eat My Shorts", which turns out to be a horse in the 5th race. Then Bart tells him, "Don't Have a Cow", who wins the race. (Season 3 episode Bart the Murderer)
- Doodah Day
- Racehorse listed in the newspaper, whose jockey is listed as Hagar. (Season 1 episode What You Need)
- Eat My Shorts (racehorse)
- When Fat Tony asks Bart to choose a racehorse for the 3rd race at Shelbyville Downs, Bart tells him, "Eat My Shorts", which turns out to be a horse in the 5th race. (Season 3 episode Bart the Murderer)
- Fairly Far
- David listens to the radio broadcast of a horse race, featuring the horses Good Tsar, Fairly Far, Prince Star, Sudden Sass and Arzelle. (Season 2 episode Camille)
- Furious D
- The Simpsons adopt Duncan the Incredible Diving Horse from the State Fair and turn him into a racehorse named Furious D. (Season 11 episode Saddlesore Gallactica)
- Good Tsar
- David listens to the radio broadcast of a horse race, featuring the horses Good Tsar, Fairly Far, Prince Star, Sudden Sass and Arzelle. (Season 2 episode Camille)
- Happy Feet
- Race horse. (episode Two Men On A Horse)
- Hi Hat
- Singer Gil Stewart spends his life's savings on a racehorse named Hi-Hat. His hope is that the horse, which he purchased from Morgan, will win a big race and the money will allow Judy to save the sanitarium.
- High Jinx
- Racehorse listed in the betting guide that the IMF agent hands to Nyah at the racetrack.
- I Am Spartacus
 - New record added 8/9/2022
- Racehorse listed in machine number Daniel Casey's Daily Racing Program. (Season 3 episode RAM)
- I Yam What I Yam
- Racehorse in the 3rd race at Shelbyville Downs, all of which are named after famous cartoon catchphrases. This one is Popeye. (Season 3 episode Bart the Murderer)
- Ice Cream
- Race horse Tony says Frank told him to bet on.
- Inflation
- Race horse. "A three-year-old named Inflation, carrying 126 pounds with Jinx Jenkins Up, won the Kentucky Derby, paying fifty-four for one…"
- Joe's Dream
- Racehorse Martin bets on (Season 2 episode You Scratch My Book…)
- Krudler
- Race horse Krusty co-owns with Bette Midler. (Season 4 episode Krusty Gets Kancelled)
- Lastie
- Racehorse. (Episode Insane in the Mainframe)
- Leffendi
- Racehorse listed in the newspaper, whose jockey is listed as Houghton, producer Buck Houghton. (Season 1 episode What You Need)
- Liberty Sun
- Racehorse listed in the newspaper, whose jockey is listed as Ryan. (Season 1 episode What You Need)
- Lucky Lady
- One of the racehorses the man from Ajax Cement plans to bet on. (Season 2 episode A Penny for Your Thoughts)
- Lucky Lincoln
- Racehorse Vin bets on - and loses.
- Migrator
- Racehorse listed in the newspaper, whose jockey is listed as Clemens, probably a nod to director of photography George Clemens. (Season 1 episode What You Need)
- Moon Ray
- Racehorse listed in the newspaper, whose jockey is listed as Butler. (Season 1 episode What You Need)
- Naturally Vain
- Racehorse that Nyah bets on - and wins - at the racetrack.
- Naughty Nina
- Name of race horse ALF bets on (Season 1 episode The Gambler)
- Nelson's Heart
- Racehorse (Season 8 episode The Gift of Life)
- New Dime
- Racehorse Vin bets on - and loses.
- Nimble Runner
- One of the racehorses the man from Ajax Cement plans to bet on. (Season 2 episode A Penny for Your Thoughts)
- No Risk
- Racehorse that Homer bets on. "Come on, kids - Daddy knows a way to get the money with No Risk." (Season 14 episode Bart vs. Lisa vs. The Third Grade)
- Oh Ain't I a Stinker
- Racehorse in the 3rd race at Shelbyville Downs, all of which are named after famous cartoon catchphrases. This one is Bugs Bunny. (Season 3 episode Bart the Murderer)
- Old Levis
- The Simpsons adopt Duncan the Incredible Diving Horse from the State Fair and turn him into a racehorse named Furious D. He races against racehorses Chock Full o' Drugs, Stalker and Old Levis at Springfield Downs. "It's Chock Full O' Drugs, followed closely by Stalker, with Old Levis fading fast..." (Season 11 episode Saddlesore Gallactica)
- Out of Body Experience
- Name of race horse in one of the races that ALF bets on (Season 1 episode The Gambler)
- Pappernick
- Racehorse that loves the slop, sure thing Kramer overhears on the subway. His father was a mudder. His mother was a mudder. (Season 3 episode The Subway)
- Perfect Stranger
- Racehorse listed in the betting guide that the IMF agent hands to Nyah at the racetrack.
- Power Chord
 - New record added 8/9/2022
- Racehorse listed in machine number Daniel Casey's Daily Racing Program. (Season 3 episode RAM)
- Prince Star
- David listens to the radio broadcast of a horse race, featuring the horses Good Tsar, Fairly Far, Prince Star, Sudden Sass and Arzelle. (Season 2 episode Camille)
- Ragaway
- Racehorse listed in the newspaper, whose jockey is listed as Williams. (Season 1 episode What You Need)
- Sammy's Savior
- Racehorse Vin bets on - and loses.
- Seattle Slew
- The first pony offered to Homer at the Grateful Gelding Stables, the one for half a million dollars, was sired by racehorse Seattle Slew. (Season 3 episode Lisa's Pony)
- Secretariat (racehorse)
- Famous racehorse mentioned in several season 1 episodes that was disgraced for betting on his own races that BoJack wants to star as in a movie about his life.
- Sham
- Racehorse on poster (Season 2 episode Brand New Couch)
- Shifty Sal
- Racehorse listed in the newspaper, whose jockey is listed as Van den Ecker. (Season 1 episode What You Need)
- Sir Hiram
- Racehorse listed in the newspaper, whose jockey is listed as Swain. (Season 1 episode What You Need)
- Stalker
- The Simpsons adopt Duncan the Incredible Diving Horse from the State Fair and turn him into a racehorse named Furious D. He races against racehorses Chock Full o' Drugs, Stalker and Old Levis at Springfield Downs. "It's Chock Full O' Drugs, followed closely by Stalker, with Old Levis fading fast..." (Season 11 episode Saddlesore Gallactica)
- Staunch Soldier
- Racehorse listed in the newspaper, whose jockey is listed as Denault, probably a nod to assistant director Edward Denault. (Season 1 episode What You Need)
- Sudden Sass
- David listens to the radio broadcast of a horse race, featuring the horses Good Tsar, Fairly Far, Prince Star, Sudden Sass and Arzelle. (Season 2 episode Camille)
- Sufferin' Succotash
- Racehorse in the 3rd race at Shelbyville Downs, all of which are named after famous cartoon catchphrases. This one is Sylvester the Cat. (Season 3 episode Bart the Murderer)
- Take a Rest
- Race horse (Season 4 episode 11 Don Juan Is Hell)
- That's All Folks
- Racehorse in the 3rd race at Shelbyville Downs, all of which are named after famous cartoon catchphrases. This one is Porky Pig. (Season 3 episode Bart the Murderer)
- Thief in the Night
- Racehorse that Nyah bets on - and wins - at the racetrack.
- Tidy Too
- Racehorse. (Season 2 A Most Unusual Camera)
- Tropicana
- Racehorse listed in the newspaper, whose jockey is listed as Serling, obviously a nod to series creator Rod Serling. (Season 1 episode What You Need)
- Varuka’s Golden Egg
 - New record added 8/9/2022
- Racehorse listed in machine number Daniel Casey's Daily Racing Program. (Season 3 episode RAM)
- Yabba Dabba Do
- Racehorse in the 3rd race at Shelbyville Downs, all of which are named after famous cartoon catchphrases. This one is Fred Flintstone. (Season 3 episode Bart the Murderer)
- Racehorse Captain Holt gambled on tat stumbled and had to be put down. (Season 5 episode Bad Beat)
- Yellow Jack
- Racehorse listed in the newspaper, whose jockey is listed as Gallegly. (Season 1 episode What You Need)
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