Patrick Morrisroe (16 February 1869 – 28 May 1946) was an Irish Catholic priest and Bishop of Achonry.

He was educated locally and studied for the priesthood at Maynooth College from 1885 to 1893[2] when he was ordained priest for service in the Diocese of Achonry Counties Mayo, Roscommon and Sligo.

He spent a short time undertaking postgraduate studies but was needed for pastoral work in his native diocese and was appointed to a curacy.

In 1896 he returned to Maynooth to serve as Junior Dean, completing 14 years of service until 1910.

[5] His brother was the politician James Morrisroe who served as a Cumann na nGaedheal TD for Mayo North.