Record History
Region of Waterloo Swim Club - ROW
Waterloo, Western, Ontario - Canada
400 Freestyle
| Record | Holder | When | |
|---|---|---|---|
| 04:19.86 | Sunny Xu | Nov, 2025 | |
| 04:19.97 | Kathy Siuda | Feb, 2002 | |
| Total: 2 records | |||
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