The Professional Football Researchers Association lists 1915 as "no clear champion" and discounts Youngstown's competition as subpar. Canton and Massillon, the next two contenders, tied at 5-2-2. Very few records were kept in the Ohio League, so the standings and win-loss records are incomplete.
WAS 7
YOU 13
Champ
YOU
1915 OL Champion Youngstown Patricians
z: best record, c: conference winner, y: division winner, w: wildcard, x: clinched playoff spot