Crabbe, Crabbé, or Crabb is a surname. Notable people with the surname include:

• Allan Crabb, Australian football player
• Allen Crabbe, American basketball player
• Annabel Crabb, Australian journalist and author
• Buster Crabbe, American Olympic gold medal swimmer and actor
• Callix Crabbe, American baseball player
• Douglas Crabbe, Australian mass murderer
• Brigadier General Eyre Crabbe (1852–1905), British Army officer
• Frans Crabbe van Espleghem (1480-1553), Flemish artist
• George Crabbe, British poet and naturalist
• Habakkuk Crabb, English minister
• Henry A. Crabb, American judge
• Joey Crabb, American ice hockey player
• John Crabbe, Flemish merchant, pirate and soldier
• John Crabbe (footballer), English soccer player
• Kelly C. Crabb, American lawyer and author
• Jason Crabb, American musician
• Jeremiah Crabb, American Revolutionary War general
• Lionel Crabb, Royal Navy frogman
• Roy Crabb, American baseball player
• Samuel Azu Crabbe, Ghanaian judge
• Stephen Crabb, British politician
• Steve Crabb, Australian politician
• Steve Crabb (athlete), British middle-distance runner
• V. C. R. A. C. Crabbe, Ghanaian jurist

• Franklin Crabbe, character in the novel Crabbe by William E. Bell
• Henry Crabbe, lead character in the British TV series Pie in the Sky
• Lee Crabb, antagonist in the Dinotopia book series
• Nicholas Crabbe, character in an eponymous novel by Frederick Rolfe
• Vincent Crabbe, character in the Harry Potter series

• All pages with titles containing Crabbe
• Crabb, Texas, unincorporated community in Fort Bend County, Texas, United States
• Jeroen Krabbé, Dutch actor
• Roger Crab (1621–1680), English soldier, haberdasher, herbal doctor and writer