DO
Denis O'CONNELL
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Denis O'CONNELL is a Ireland sprinter. He competes primarily in the 400m and 4x400m.
His personal bests include 50.29 in the 400m and 3:19.0h in the 4x400m. He is currently active on the international athletics circuit, representing Ireland.
Key facts
400 m
50.29
As of Sep 16, 2026: 400 m 50.29, 1970 season best 50.29 (Sep 13, 1970) · Last competition: European Junior Championships, Sep 13, 1970, 50.29