Henry Windsor may refer to:
- Henry de Windsor (fl. 1307), MP for Lincoln
- Prince Henry, Duke of Gloucester (1900–1974), third son of George V and Queen Mary
- Prince Harry, Duke of Sussex (born 1984; formally Prince Henry), younger son of Charles III
- Henry Haven Windsor (1859–1924), founder and editor of Popular Mechanics
- Henry Thomas Windsor (1796–1848), American Colonial Continental Revolutionary
- Henry Windsor Villiers-Stuart (1827–1895), British soldier
- Henry Windsor, 5th Baron Windsor (1562–1605), see Baron Windsor