| Date |
Time |
Competitor |
Meet |
| 6 Dec 2015 |
52.62 |
Christopher D |
2015 GSC Holiday Classic |
| 31 Jul 2009 |
53.66 |
Frederico B |
2009 Area 3-5 Championships |
| 19 Feb 2009 |
53.82 |
Frederico B |
2009 Spring JO Champs |
| 12 Dec 2008 |
54.59 |
Frederico B |
2008 Jingle Bell Open |
| 14 Nov 2003 |
55.08 |
Jonathan J |
Gator 2003 Fall Classic |
