John Joseph Brennan was born on April 10th 1889, in Rhue, Tubbercurry, Co. Sligo, the son of Pat Brennan. John Joseph emigrated to the U.S. in 1910 and lived in Boston and Chicago. He became a citizen in 1919 and worked as a Locomotive Fireman. In 1920, John Joseph made an application for a passport stating the purpose of his visit to Ireland "to see my mother"
Read the passport application of John Joseph Brennan Sligo
Brennan, Rue, Sligo 1901