Kirwan initially played Gaelic football for Dublin and won an All-Ireland medal with Dublin in 1894 when they defeated Cork by 1-2 to 0-5 after a replay.
Kirwan initially played Gaelic football for Dublin and soccer with St. James Gate in Ireland. Kirwan won an All-Ireland medal with Dublin in 1894 when they defeated Cork by 1-2 to 0-5 after a replay.