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USMS Top 10 Swims by Jonathan Ko (1)
Below are all recorded individual Top 10 achievements for Jonathan Ko since 1971.
2018 Short Course Meters
| Place | Event | Name | Age | Club | LMSC | Time |
|---|---|---|---|---|---|---|
| 9 | M30-34 400 IM | Jonathan Ko | 32 | UC17 | Ohio | 6:19.19 |
USMS Top 10 Relay Swims by Jonathan Ko
No relay Top 10 swims were found for Jonathan Ko.