Admiral Dacres may refer to:
James Richard Dacres (Royal Navy officer, born 1749) (1749–1810), British Royal Navy vice admiral James Richard Dacres (Royal Navy officer, born 1788) (1788–1853), British Royal Navy vice admiral Richard Dacres (Royal Navy officer) (1761–1837), British Royal Navy vice admiral Sydney Dacres (1804–1884), British Royal Navy admiral