Robert Jezek (born April 6, 1955) is a Canadian stage, film and television actor based in the United Kingdom. In 1989, Jezek appeared as Sergeant Zbrigniev in the Doctor Who television serial Battlefield.

He is known for playing companion Frobisher in a range of Doctor Who audio dramas produced by Big Finish Productions and based on the BBC television series Doctor Who. In 2002, he guest-starred in Sarah Jane Smith: Ghost Town, an audio drama produced by the same company. He also lent his voice to the videogame The Getaway: Black Monday in 2004.