Senan may refer to:

• Senán mac Geirrcinn (488–544), Irish saint, founder of Inis Cathaigh
• Senan of Laraghbrine (fl. 6th century), Irish Christian monk and saint
• Senan Abdelqader (born 1962), Palestinian architect and urban planner
• Senan Allen, Irish lawyer and judge
• Senan Connell, Irish Gaelic footballer
• Senan Cooke (born 1945), Irish hurler
• Senan Jones (born 2000), Irish cricketer
• Senan Kilbride, Irish Gaelic footballer
• Senan Molony, Irish journalist and author
• Senan Louis O'Donnell (1927–2023), Irish Catholic prelate, Bishop of Maiduguri, Nigeria
• Senan van der Merwe (born 1986), South African rugby union player

• Amel Senan (born 1966), Iraqi Turkmen actress
• José Francisco de Paula Señan (1760–1823), Spanish missionary to the Americas

• Senan, Yonne, a commune in France
• Senan, Iran, a village in Iran
• Senan, Tarragona, a municipality in Spain

• National Aeronaval Service (Servicio Nacional Aeronaval), a branch of the Panamanian Public Forces
• Senan Browne, a fictional character in the 2017 film The Cured
• Senan Padai, a Sri Lankan Tamil militant group

This disambiguation page lists articles associated with the title Senan.
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