This list of people from Oshawa tracks those with biographies on Wikipedia.

A

• Philip Akin, actor
• Sean Avery, NHL hockey player

B

• Sherwood Bassin, general manager in the Ontario Hockey League
• Wren Blair, hockey player, and NHL coach and General Manager
• Ed Broadbent, politician
• Arnie Brown, NHL player
• Sean Brown, NHL player
• Kat Burns, musician

C

• Antonio Carvalho, UFC fighter
• Daniel Caesar, singer-songwriter
• Lloyd Chadburn, Canadian World War II fighter pilot
• Stefan Charles, NFL player
• A. J. Cook, actress

D

• Mitch de Snoo, professional lacrosse player

E

• Dennis Edmonton, songwriter Born to be Wild
• Jerry Edmonton, member of Steppenwolf
• Michael Elgin, professional wrestler
• Shirley Eikhard, songwriter Something to Talk About
• Evangeline Lydia Emsley, nurse in World War I

F

• John H. Foote, film critic
• Elijah Fisher, basketball player
• Owen Fulton, athlete

H

• John Hanson, actor and singer
• Shalom Harlow, Canadian supermodel and actress
• Dale Hawerchuk, NHL hockey player
• Sandy Hawley, horse jockey
• Harry Hess, singer in rock group Harem Scarem.
• Matthew Hughes, Olympian in the 3000m steeplechase at the 2016 Summer Olympics
• Kathryn Humphreys, sports anchor

J

• Donald Jackson, figure skater who won the bronze at the 1960 Olympics

K

• Greg Kean, actor
• Derek Keenan, former lacrosse player, and current head coach and General Manager of the Edmonton Rush of the National Lacrosse League

L

• Matt Leyden, manager of Oshawa Generals and Ontario Hockey Association president
• Paul Lowman, musician
• Alexandra Luke, artist
• John MacLean, NHL player

M

• Kevin McClelland, NHL player
• John J. McLaughlin, son of Robert McLaughlin and inventor of Canada Dry Pale Ginger Ale
• Robert McLaughlin, founder of the McLaughlin Motor Car Company, which became a major part of General Motors Canada.
• Kate Moyer, actress
• Samantha Munro, actress

N

• James Neal, NHL hockey player for the Edmonton Oilers
• Andrew Nicholls, musician, writer, and producer

O

• John O'Regan, musician

P

• John Part, three time World Darts Champion
• Wayne Petti, musician
• Stephen Poloz, Governor of the Bank of Canada

R

• Darrin Rose, comedian
• Scott Russell, television sportscaster
• Paul Romanuk, television sportscaster Paul Romanuk

S

• Bill Siksay, politician and queer activist
• Lennon Stella, actress and musician
• Maisy Stella, actress and musician

T

• Janice Tanton, contemporary Canadian artist, and cousin to jockey Sandy Hawley (above)
• Jeff Teravainen, actor
• Shawn Thornton, NHL player
• Albert W. Tucker, mathematician

U

• Barbara Underhill, figure skater

V

• Darrell Vickers, musician, writer, and producer
• Angela Vint, actress

W

• Tom Walmsley, writer
• Tonya Lee Williams, actress
• Jonathan Wilson, actor, comedian and playwright
• Nigel Wilson, major league baseball player

Y

• Lori Yates, country singer and songwriter

Musical groups

• Cuff the Duke, indie-rock band
• Dizzy, Juno Award-winning Indie pop band.
• Lennon & Maisy, country music duo, songwriters and actresses. Star as Maddie & Daphne Conrad on the ABC musical drama series Nashville
• The Stellas, country music duo and songwriters
• Wednesday, recording artists Paul Andrew Smith, Mike O'Neil, Randy Begg, John Dufek