Robert Renwick Mortimer is an English comedian, author, television presenter and actor. He is known for his work with Vic Reeves as part of their Vic and Bob double act, and more recently the Mortimer & Whitehouse: Gone Fishing series with Paul Whitehouse. He has also appeared on panel shows such as Would I Lie to You? and Taskmaster.

Vic Reeves Big Night Out is a cult British comedy stage show and later television series which ran on Channel 4 for two series in 1990 and 1991, as well as a New Year special. Its live incarnation marked the beginnings of the collaboration between Vic Reeves and Bob Mortimer and started their Reeves and Mortimer comedy double act.