Henry Knollys
Henry Knollys may refer to:
- Sir Henry Knollys (privateer), English privateer, courtier and MP for Reading and Oxfordshire
- Henry Knollys (Portsmouth MP), MP for Portsmouth in 1547
- Henry Knollys (politician, died 1583), MP for Grampound, New Shoreham, Guildford and Christchurch
- Sir Henry Knollys, 1st Baronet, of the Knollys baronets
- Henry Knollys (St Ives MP), MP for St Ives 1722–24
- Sir Henry Knollys (British [Army officer)], British Army officer and courtier