Time |
Date |
Name |
Team |
Meet |
46.80
|
March 17, 2023 |
Jack Madoch |
Verona Area Swim Team |
NCSA Spring Championships |
46.92
|
March 18, 2022 |
Will Hayon |
Mid Wisconsin Wave Makers |
NCSA Spring Championships |
46.95
|
Nov. 14, 2013 |
Dan Lester |
Wisconsin Aquatics |
Minnesota Grand Prix |
47.05
|
Dec. 4, 2009 |
Adam Mania |
Schroeder YMCA Swim Team |
AT&T Short Course National Championships |
47.22
|
March 13, 2003 |
Kyle Bubolz |
Waukesha Express Swim Team |
Speedo Champions Series - Minneapolis |
48.53
|
Feb. 27, 2003 |
Kyle Bubolz |
Waukesha Express Swim Team |
Wisconsin 13&O Short Course Championships |