Hearts of Oak may refer to:

• “ Heart of Oak”, the official march of the Royal Navy and other navies
• Hearts of Oak (New York militia), a volunteer military unit formed during the American Revolutionary War
• Hearts of Oak (Ireland), an agrarian protest society in the province of Ulster, Ireland
• Hearts of Oak (1803 play), an 1803 play by John Till Allingham
• Hearts of Oak (play), an 1879 play by James Herne and David Belasco
• Hearts of Oak (1914 film), a 1914 film directed by Wray Physioc
• Hearts of Oak (film), a 1924 film directed by John Ford
• Heart of Oak (film), a 2022 film directed by Laurent Charbonnier and Michel Seydoux
• Hearts of Oak (album), an album by the band Ted Leo and the Pharmacists
• Hearts of Oak Benefit Society, a 19th-Century British Benefit Society
• Hearts of Oak Friendly Society, a British Friendly Society and successor to the Benefit Society
• Accra Hearts of Oak SC, a football (soccer) club from Ghana
• Hearts of Oak (supporters group), a football (soccer) supporters group for New York City Football Club
• HMS Heart of Oak - one of three vessels named "Heart of Oak" that served the British Royal Navy
• Hearts of Oak (campaign group), a far-right campaign group founded by Tommy Robinson

This disambiguation page lists articles associated with the title Hearts of Oak.
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