William Edgcumbe
William Edgcumbe is the name of the following people:
- William Edgcumbe (knight) († 1379/1380), English knight
- William Edgcumbe (politician, † after 1415) , English politician
- William Edgcumbe (politician, 1794) (1794-1818), British politician
- William Edgcumbe, 4th Earl of Mount Edgcumbe (1833–1917), British nobleman and politician
