Lock (surname)
Lock is a surname, and may refer to:
- Bob Lock (born 1949), Welsh science fiction and fantasy writer
- Charles Lock (1770-1804), British consul-general in Naples who quarreled with Admiral Horatio Nelson regarding the latter's military actions
- Charlie Lock (born 1962), Zimbabwean cricketer
- David Lock (born 1960), barrister and Labour Party politician in the United Kingdom
- Don Lock (born 1936), former Major League Baseball outfielder
- Édouard Lock (born 1954), Canadian dance choreographer
- Eric Lock (1919-1941), British Royal Air Force fighter ace of the Second World War
- Herbert Lock (1887–1957), English goalkeeper who played for Southampton and Rangers
- James Lock (sound engineer) (1939-2009), two-time Grammy Award winner in the area of classical music
- James Lock, an early owner (from 1759) and head of James Lock & Co., hatters in London
- Matthias Lock, English 18th century furniture designer and cabinet-maker
- Ray Lock, a Royal Air Force air vice-marshal
- Sean Lock (born 1963), English comedy writer, comedian and actor
- Tony Lock (1929–1995), English Test cricketer
- Trevor Lock (born 1973), English comedian, actor and playwright