John P. Brennan (October 20, 1864 – October 14, 1943) was a Democratic politician in the U.S. state of Ohio who served as Ohio State Treasurer 1913-1915.
John P. Brennan (* 20. Oktober 1864 in Urbana, Ohio; † 14. Oktober 1943 in Columbus, Ohio) war ein US-amerikanischer Politiker (Demokratische Partei). Er war von 1913 bis 1915 Treasurer of State von Ohio. (de)
John P. Brennan (October 20, 1864 – October 14, 1943) was a Democratic politician in the U.S. state of Ohio who served as Ohio State Treasurer 1913-1915. (en)