Robert Caldwell (disambiguation)
Robert Caldwell was a British missionary and linguist.
Robert Caldwell may also refer to:
- Robert Caldwell (academic), master of Corpus Christi College, Cambridge
- Robert Porter Caldwell, American representative from Tennessee
- Robert Caldwell (Australian politician), South Australian politician
- Robert Caldwell (Wisconsin politician), American farmer, businessman, and politician
- Robert Caldwell (footballer), English footballer
- Robert R. Caldwell, American theoretical physicist
- Robert Granville Caldwell, American historian, author, and diplomat
- Bobby Caldwell, American musician
- Bobby Caldwell (drummer), American drummer
- Dr. Robert Caldwell, a character on St. Elsewhere portrayed by Mark Harmon