Admiral Forbes may refer to:
Arthur Forbes (Royal Navy officer) (died 1891), British Royal Navy admiral Charles Forbes (Royal Navy officer) (1880–1960), British Royal Navy admiral George Forbes, 3rd Earl of Granard (1685–1765), British Royal Navy vice admiral Ian Forbes (born 1946), British Royal Navy admiral John Forbes (Royal Navy officer) (1714–1796), British Royal Navy admiral John Morrison Forbes (1925–2021), British Royal Navy vice admiral
See also Arthur Forbes-Sempill (1877–1962), British Royal Navy rear admiral