An olive branch is a branch of the olive tree, often used symbolically.

Olive Branch may also refer to:

• Olive Branch, Illinois
• Olive Branch, Mississippi
  • Olive Branch Airport
• Olive Branch, North Carolina
• Olive Branch, Ohio
• The Olive Branch, a magazine
• HMS Olive Branch – any one of five vessels of the British Royal Navy
• Operation Olive Branch, code-name of the second Turkish military intervention in Syria starting in January 2018
• Olive Branch Petition, the 1775 petition by the Thirteen Colonies to Great Britain