John Joseph Keelan (November 27, 1888[1] – 1946[2]) was a lawyer and political figure in Saskatchewan.
He represented Happyland from 1925 to 1929 in the Legislative Assembly of Saskatchewan as a Liberal.
He was born in Mildmay, Ontario, the son of Harry Keelan and Amelia Kerringer, and was educated there, in Walkterton and at Manitoba University.
[1] Keelan did not run for reelection in 1929 due to ill health.
In 1937, he was hired as a solicitor by the provincial Income and Education Tax Department.