Long John Baldry
- Birthday: 1941-01-12
- Deathday: 2005-07-21
- Place of birth: East Haddon, Northamptonshire, England, UK
- Also know as: John Baldry
Long John Baldry was a British Canadian musician and (voice) actor. He was a pioneer in the British blues-rock scene in the 1960s, being a member of groups such as The Hoochie-Koochie Men, Steampacket, and Bluesology.
