John Charlton, 3rd Baron Charlton

John Charlton, 3rd Baron Charlton (c. 1336–1374), was the son of the 2nd baron and Maud Mortimer. In 1343 his grandfather arranged his marriage to Joan de Stafford, and he succeeded his father as baron in 1360.

Muster rolls for 1372 record him as a banneret leading 22 archers and men-at-arms on a naval expedition under Edward III. His sons John and Edward later became the 4th and 5th barons Charlton.