All Time Best Marks
Updated: January 30, 2012

Boys 300 Meter Hurdles
(times less than 40.9)

Athlete	Time	Year
Nolan Grimm	38.0	2008
Dave Fair	38.2	1990
Mitch Allen	38.5	2006
Travis Harr	38.9	1994
Brian Thieroff	39.4	1985
Mike Smith	39.7	1996
Ace Perkins	39.7	2006
Mark Gardner	39.8	1986
Adam Boone	39.9	1999
Geoff Kruki	39.9	2011
Matt Rolfe	40.0	2002
Jason Rios	40.2	1991
Andrew Thiercoff	40.2	2008
Brian Koupal	40.3	1997
Robert Oates	40.4	1995
Scott Brown	40.8	1983
Don Reznicek	40.8	1988
Kevin Smith	40.9	2000
John Osley	41.0	1989