Encouraging More Adults to Swim
Join/Renew/Update
USMS Swimmer Info

Name: Derrick Koo
LMSC: Pacific
Club: San Mateo Masters (SMM)

Swimming Achievements for Derrick Koo:

Sponsor #45Sponsor #44Sponsor #33Sponsor #35Sponsor #49
Sponsor #21Sponsor #41Sponsor #50Sponsor #47Sponsor #51Sponsor #52Sponsor #42
Sponsor #29Sponsor #43Sponsor #13Sponsor #25Sponsor #36Sponsor #20Sponsor #14