John D'Oyly
John D'Oyly may refer to:
- Sir John D'Oyly, 1st Baronet, of Chislehampton, MP for Woodstock (UK Parliament constituency)
- Sir John D'Oyly, 1st Baronet, of Kandy, British colonial administrator
- Sir John D'Oyly, 2nd Baronet, of the D'Oyly baronets
- Sir John D'Oyly, 4th Baronet, of the D'Oyly baronets
- Sir John D'Oyly, 6th Baronet, MP for Ipswich
- Sir John D'Oyly, 8th Baronet, of the D'Oyly baronets
- Sir John D'Oyly, 13th Baronet, of the D'Oyly baronets