List of Famous people born in Ontario, Canada

Matthew Ferguson is a Canadian former actor. He is known for his roles in On My Own (1991), Love and Human Remains (1993), Lilies (1996), and La Femme Nikita (1997–2001).

Lynne Griffin is a Canadian actress. She is known for her work in film, television and stage, particularly her appearances in the horror films Black Christmas (1974) and Curtains (1983), and a recurring role on the television series Wind at My Back (1996–2001).

Marc Mayer is a Canadian arts manager and curator. Currently, strategic adviser at the Museum of Contemporary Art Toronto.

Mark Douglas Brown McKinney is a Canadian-American actor and comedian, best known for his work in the sketch comedy troupe The Kids in the Hall, which includes starring in the 1989 to 1995 TV series The Kids in the Hall and 1996 feature film Brain Candy. He was a cast member on Saturday Night Live from 1995 to 1997. From 2003 to 2006, he co-created, wrote and starred in the series Slings & Arrows, a TV show about a Canadian theatre company struggling to survive while a crazy genius director haunted by his dead mentor helps the actors find authenticity in their acting. McKinney currently has a regular role as Glenn on the NBC comedy Superstore and appeared as Tom in FXX's Man Seeking Woman.

Tyler Mathew Carl Williams, professionally known as T-Minus, is a Canadian record producer. He has produced hit records and worked with many popular artists including EMINƎM, Drake, Nicki Minaj, The Weeknd, Kendrick Lamar, Camila Cabello, Travis Scott, Justin Bieber, Belly, ASAP Rocky, Big Sean, DJ Khaled, 2 Chainz, Lana Del Rey, Sia, J. Cole and more. He is one of Drake's longest and most frequent collaborators, contributing to songs such as "H.Y.F.R", “The Motto”, “Make Me Proud” and "Blem".

Jason Paul "Cone" McCaslin is a Canadian musician, singer, songwriter, and record producer, serving as the bassist and backing vocalist of the band Sum 41.