Thomas Grantham
Thomas Grantham may refer to:
- Sir Thomas Grantham (merchant), English tobacco trader and naval officer
- Thomas Grantham (died 1592), member of parliament for Great Grimsby (UK Parliament constituency)
- Thomas Grantham (died 1558), MP for Lincoln
- Sir Thomas Grantham (died 1630), MP for Lincoln, and for Lincolnshire
- Thomas Grantham (Parliamentarian), his son, MP for Lincoln
- Thomas Grantham (Baptist), English minister