(1884–1945) was an American Roman Catholic bishop who served as the Vicar Apostolic of Heijo in Korea from 1939 to 1944.

[1] Born in Greenwich Valley of New York City, New York, United States on 9 December 1884, he was ordained a priest for the Catholic Foreign Mission Society of America on 5 December 1917.

[1] O'Shea was appointed the Vicar Apostolic of Heijo and Titular Bishop of Naissus on 11 July 1939.

[1] He was consecrated by Pope Pius XII on 29 October 1939, with archbishops Celso Benigno Luigi Costantini and Henri Streicher serving as co-consecrators.

[1] O'Shea resigned on 17 April 1944 and died on 22 February 1945, aged 60.