Jack Innanen is a Canadian comedian and actor. He was raised in Cambridge, Ontario, where he attended Galt Collegiate Institute.

He first came to prominence for creating viral TikTok videos, which earned him more than three million followers on the platform, which became a full-time job in 2022. He later moved to New York to pursue an acting career.

He had his first television role on Canadian sketch comedy series The Dessert. He also appeared in Crave comedy series The Office Movers in 2024.

He portrays Paul Baker in FX comedy series Adults (originally developed under the name Snowflakes), created by The Tonight Show writers Ben Kronengold and Rebecca Shaw, and executive produced by Nick Kroll, about five housemates in Queens, New York, but filmed in Toronto. His character, Paul Baker, was initially conceived as from Colorado but was rewritten as Canadian. It was only the second show he had auditioned for after moving to the United States.

In August 2025, he was announced as part of Netflix comedy series Big Mistakes.