Jonas Chernick (born July 16, 1973) is a Canadian actor and screenwriter. His credits as an actor include the films Inertia, Lucid, Paid in Full, Seven Times Lucky, Mayday, Blood Pressure, My Awkward Sexual Adventure, How to Plan an Orgy in a Small Town, and Borealis and the television series The Border, At the Hotel, Living in Your Car, Degrassi, The Eleventh Hour and The Best Laid Plans. He was credited as a writer on Lucid, My Awkward Sexual Adventure, and Borealis.

Originally from Winnipeg, Manitoba, where he was born and raised in a prominent local Jewish family, he is currently based in Toronto, Ontario.