Tom Clancy, U.S. author

J. J. Clancy (MP), Irish member of the British Parliament

King Clancy, Canadian ice hockey defenceman

Kanuka Clancy, one of the main characters from the anime series "Mobile Police Patlabor"

Abigail Clancy, English model

Clancy Brown, U.S. actor

Thomas Owen Clancy, U.S. historian

Jim Clancy, baseball player

Donald D. Clancy, U.S. politician

Clancy, Montana

Clancy Smith, Canadian politician

Robert H. Clancy, U.S. Representative from Michigan (1923-25, 1927-33)

Gil Clancy, boxing commentator

Patty Clancy, U.S. politician

Jim Clancy, journalist

Clancy Eccles, Jamaican reggae singer

Claire Clancy, Registrar of Companies for England and Wales

The Clancy Brothers, Irish folk music singing group: Patrick Clancy, Tom Clancy, and Liam Clancy

Michael Clancy, Governor and Commander-in-Chief of St. Helena and Dependencies, husband of Claire Clancy

Police Chief Clancy Wiggum (voiced by Hank Azaria) from the The Simpsons

Clancy, the daughter of Discworld's anthropomorphic personification War

Clancy of the Overflow, a poem by Banjo Paterson