Nicholas O'Brien

Nicholas O'Brien is a New Zealand sprinter, born on January 3, 1980. He competes primarily in the 200m, 400m and 110mH.

His personal bests include 21.89 in the 200m, 47.19 in the 400m, 14.27 in the 110mH, 49.90 in the 400mH and 3:14.77 in the 4x400m. He has earned 3 gold medals in major international competitions. He is currently active on the international athletics circuit, representing New Zealand.