Mattie Williams
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 24.82 | AAA+0.33s to AAAA | 2026-01-01 | Event 1 Women 10 & Under 500 |
| 100 Freestyle | SCY | 55.22 | AAA+1.93s to AAAA | 2026-01-01 | Event 1 Women 10 & Under 500 |
| 200 Freestyle | SCY | 2:12.07 | BB+0.18s to A | 2025-04-12 | 2025 Boys & Girls Clubs National Swim Champs venue |
| 500 Freestyle | SCY | 6:06.05 | BB+12.66s to A | 2025-04-11 | 2025 Boys & Girls Clubs National Swim Champs venue |
| 1000 Freestyle | SCY | 14:26.22 | +14.13s to B | 2024-02-09 | CVST Last Chance Sweetheart Meet slow pool |
| 50 Backstroke | SCY | 36.50 | B+2.51s to BB | 2025-01-11 | 2025 FAST Polar Bear Plunge venue |
| 100 Backstroke | SCY | 58.79 | AAA+0.90s to AAAA | 2026-01-01 | Event 1 Women 10 & Under 500 |
| 200 Backstroke | SCY | 2:04.88 | AAAA | 2026-01-01 | Event 1 Women 10 & Under 500 |
| 50 Breaststroke | SCY | 40.53 | B+1.44s to BB | 2024-10-26 | 2024 GTSA TYR Swim Classic at Berkeley venue |
| 100 Breaststroke | SCY | 1:09.12 | AAA+2.53s to AAAA | 2026-01-01 | Event 1 Women 10 & Under 500 |
| 200 Breaststroke | SCY | 3:11.01 | +0.02s to B | 2025-02-08 | CVST Sweetheart Meet venue |
| 50 Butterfly | SCY | 31.43 | BB+0.54s to A | 2025-07-01 | 2025 Time Trial venue |
| 100 Butterfly | SCY | 59.98 | AAA+2.29s to AAAA | 2026-01-01 | Event 1 Women 10 & Under 500 |
| 100 Individual Medley | SCY | 1:16.28 | 2024-11-09 | 2024 STA/TEAM Veterans Day Open slow pool | |
| 200 Individual Medley | SCY | 2:10.61 | AAA+1.22s to AAAA | 2026-01-01 | Event 1 Women 10 & Under 500 |
| 50 Freestyle | LCM | 32.25 | BB+0.26s to A | 2025-06-07 | 2025 TAMPA BAY SWIM CLASSIC venue |
| 100 Freestyle | LCM | 1:09.19 | A+2.50s to AA | 2025-06-22 | 2025 Shark Open venue |
| 200 Freestyle | LCM | 2:32.68 | BB+2.29s to A | 2025-06-08 | 2025 TAMPA BAY SWIM CLASSIC venue |
| 50 Backstroke | LCM | 39.88 | B+0.19s to BB | 2025-06-21 | 2025 Shark Open venue |
| 100 Backstroke | LCM | 1:26.90 | B+3.31s to BB | 2025-06-22 | 2025 Shark Open venue |
| 50 Breaststroke | LCM | 44.80 | B+0.31s to BB | 2025-06-07 | 2025 TAMPA BAY SWIM CLASSIC venue |
| 100 Breaststroke | LCM | 1:44.14 | +1.75s to B | 2024-06-09 | 2024 TAMPA BAY SWIM CLASSIC venue |
| 50 Butterfly | LCM | 36.69 | BB+2.40s to A | 2025-06-20 | 2025 Shark Open venue |
| 200 Individual Medley | LCM | 3:18.32 | +0.93s to B | 2024-05-12 | 2024 SYS Memorial Meet venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 14.
Pool tags are a venue speed heuristic (median deviation of all swims there vs each swimmer's typical time) — see the venue page for the method.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 28.85 | flat | 200 Free Relay | 2025-02-08 | CVST Sweetheart Meet |
| 50 Freestyle | SCY | 27.50 | flying | 200 Medley Relay (leg 4) | 2025-03-08 | 2025 Florida Swimming FLAGs - SOUTH |
| 50 Freestyle | SCY | 27.79 | flying | 200 Free Relay (leg 3) | 2025-04-12 | 2025 Boys & Girls Clubs National Swim Champs |
| 100 Freestyle | SCY | 1:01.42 | flying | 400 Free Relay (leg 2) | 2025-03-09 | 2025 Florida Swimming FLAGs - SOUTH |
| 50 Butterfly | SCY | 32.52 | flying | 200 Medley Relay (leg 3) | 2025-04-13 | 2025 Boys & Girls Clubs National Swim Champs |
| 50 Freestyle | LCM | 30.35 | flying | 200 Medley Relay (leg 4) | 2025-07-10 | 2025 FL Summer Age Group Championships |
Reconstructed from relay split marks. Flat = lead-off (comparable to individual times); flying starts run ~0.5–0.7s fast and are not PRs.
IMX / IMR
IMX 13-14 · SCY
2979 points (4/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 6:06.05 | 602 |
| 200 BK SCY | 2:04.88 | 997 |
| 200 BR SCY | 3:11.01 | 422 |
| 200 IM SCY | 2:10.61 | 958 |
| 200 FL SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 13-14 · SCY
4342 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:12.07 | 665 |
| 100 BK SCY | 58.79 | 944 |
| 100 BR SCY | 1:09.12 | 890 |
| 100 FL SCY | 59.98 | 885 |
| 200 IM SCY | 2:10.61 | 958 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
200 Freestyle SCY 2:12.07
Front half 63.27s · back half 68.80s
500 Freestyle SCY 6:06.05
Front half 181.21s · back half 184.84s
1000 Freestyle SCY 14:26.22
Front half 427.03s · back half 439.19s
200 Breaststroke SCY 3:11.01
Front half 91.76s · back half 99.25s
100 Freestyle LCM 1:09.19
Front half 33.02s · back half 36.17s
200 Freestyle LCM 2:32.68
Front half 74.98s · back half 77.70s
100 Backstroke LCM 1:26.90
Front half 41.99s · back half 44.91s
100 Breaststroke LCM 1:44.14
Front half 50.38s · back half 53.76s
200 Individual Medley LCM 3:18.32
Front half 95.01s · back half 103.31s
Reaction time
From electronically-timed starts only (~2% of corpus swims carry a reaction time). PRs with a recorded reaction show an RT chip in the splits section above.
Progression
Faster times are higher. One card per event, all courses & history.