John Lambert
John Lambert may refer to:
- John Lambert , English Protestant martyred during the reign of Henry VIII
- John Lambert , Parliamentary general in the English Civil War
- John Lambert of Creg Clare, Irish soldier and Royalist
- Sir John Lambert, 1st Baronet, French-born English merchant
- John Lambert , U.S. senator from and Acting Governor of New Jersey
- John Lambert , British Army general and cricketer
- John William Lambert, American automotive pioneer
- John Lambert , British civil servant
- John Lambert , British composer and teacher
- John Lambert , British ambassador
- John Laurence Lambert , Australian educator and author
- John Lambert , naval illustrator and author
- Jack Lambert , American football player
- John Lambert , American basketball player