| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 2:22.82 | Hard off the Block Invitational | 2026-02-20 |
| 100m Freestyle | 1:58.76 | Hard off the Block Invitational | 2026-02-20 |
| 50m Backstroke | 1:01.45 | Hard off the Block Invitational | 2026-02-20 |
| 50m Breaststroke | 1:11.21 | Hard off the Block Invitational | 2026-02-20 |
| 50m Freestyle | 49.28 | Hard off the Block Invitational | 2026-02-20 |
Jones, William's top personal bests include 100m Backstroke (2:22.82), 100m Freestyle (1:58.76), 50m Backstroke (1:01.45), 50m Breaststroke (1:11.21), 50m Freestyle (49.28).
Jones, William swims for St. John's Legends Swim Club.
Jones, William has competed in 1 meets.