Robert Turnbull
Robert Turnbull may refer to:
- Bob Turnbull, Scottish footballer
- Bobby Turnbull, English footballer
- Robert Turnbull (American politician), U.S. Representative from Virginia
- Robert Turnbull (Australian politician), member of the Victorian Legislative Council
- Robert Turnbull (railway manager), general manager and director of the LNWR
- Robert James Turnbull, South Carolina planter and nullification advocate