Blackadder (surname)
Blackadder is a surname. Notable people and fictional characters with this surname include:
People
- Agnes Forbes Blackadder, Scottish medic
- Charles Blackader, British general in the First World War
- Elizabeth Blackadder, Scottish painter
- John Blackadder (preacher) Scottish Presbyterian Covenanter preacher
- John Blackadder (soldier), Scottish soldier
- Robert Blackadder, medieval Scottish cleric, diplomat and politician
- Todd Blackadder, New Zealand rugby player
Fictional characters
- Edmund Blackadder, various related characters on Blackadder
- Vivian Blackadder, on ''JAG''