Rothery is a surname most common in East Sussex in England, where more than 5 per cent of all people with this surname live and where it is the 14th most common surname with 3,359 bearers.

People Agnes Rothery (1888–1954), American author David Rothery, British planetary science professor Henry Cadogan Rothery (1817–1888), English lawyer James Rothery (1876–1919, English cricketer Steve Rothery (born 1959), English rock guitarist Teryl Rothery (born 1962), Canadian actress Thomas ap Rhodri (also known as Thomas Rothery, c. 1300–1363), Welsh prince William Hume-Rothery (1899–1968), English metallurgist William Rothery (1775–1864), British lawyer

Other Hume-Rothery rules, rules describing the conditions under which an element could dissolve in a metal, named after William Hume-Rothery