Keane is an Irish surname derived from Ó Catháin, , also rendered as O'Cahan, O'Kane, Keane, Kean, Kane, Cain and McCain.

Famous individuals named Keane include:

• Bil Keane, the American cartoonist of The Family Circus
• Dillie Keane, one third of the Fascinating Aida comedy cabaret trio
• Fergal Keane, a BBC correspondent based in South Africa
• Margaret Keane, an American painter of waif-like children with big eyes
• Mike Keane, a Canadian ice hockey player
• Robbie Keane, an Irish football player
• Roy Keane, also an Irish football player, unrelated to Robbie
• Sean Keane, an Irish folk musician
• Teresa Keane, an American politician

Keane can also refer to:

• Keane (band), a British rock band
• Keane (film), a 2004 film starring Damien Lewis
• Keane (firm), a technology firm

This disambiguation page lists articles associated with the title Keane.
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