Cillian O'Leary

Cillian O'Leary is a Ireland long-distance runner, born on December 1, 1980. He competes primarily in the 3000m, 5000m and Semi.

His personal bests include 8:32.98 in the 3000m, 14:58.08 in the 5000m, 1:07:22 in the Semi, 2:23:27 in the Marathon and 30:23 in the 10Kilometr. He is currently active on the international athletics circuit, representing Ireland.