John Christopher O'Connor (December 21, 1878 – January 5, 1922) was an American college football player, coach, and physician.
He served as the head football coach at Bowdoin College from 1902 to 1903, at Virginia Agricultural and Mechanical College and Polytechnic Institute (VPI)—now known as Virginia Tech—in 1904, and at Dartmouth College from 1907 to 1908, compiling a career coaching record of 26–14–2.
O'Connor played football at Dartmouth from 1898 to 1901, and captained the team in 1901.
O'Connor served on the staff of the Eliot and Balch hospitals in Manchester, New Hampshire.
This biographical article relating to a college football coach first appointed in the 1900s is a stub.