Look up His Majesty in Wiktionary, the free dictionary.
His Majesty may refer to:
- Majesty, a style used by monarchs
- Charles III, King of the United Kingdom and Commonwealth
- His Majesty (comic opera), an 1897 English comic opera
- His Majesty (band)
- His Majesty (horse) (1968–1995), American Thoroughbred racehorse
- London, Brighton and South Coast Railway no. 42 His Majesty, an LB&SCR B4 class 4-4-0 tender locomotive