Mazy Willems
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 31.01 | B+0.12s to BB | 2025-02-01 | 2025 MT Arena BAC Last Chance Invite venue |
| 100 Freestyle | SCY | 1:11.37 | B+4.08s to BB | 2025-10-12 | 2025 MT HLST Jamie Turner Memorial venue |
| 200 Freestyle | SCY | 2:47.96 | +10.27s to B | 2026-01-11 | 2026 MT GFST Rapids Snowflake venue |
| 50 Backstroke | SCY | 35.10 | B+0.51s to BB | 2025-02-21 | 2025 MT Swimming SC State Championships venue |
| 100 Backstroke | SCY | 1:24.89 | +5.60s to B | 2026-01-11 | 2026 MT GFST Rapids Snowflake venue |
| 200 Backstroke | SCY | 3:07.42 | +16.43s to B | 2025-10-12 | 2025 MT HLST Jamie Turner Memorial venue |
| 50 Breaststroke | SCY | 38.97 | BB+1.98s to A | 2025-01-01 | 2025 BOZ TEDDY BEAR CLASSIC |
| 100 Breaststroke | SCY | 1:26.55 | B+2.06s to BB | 2026-01-11 | 2026 MT GFST Rapids Snowflake venue |
| 200 Breaststroke | SCY | 3:08.40 | B+6.41s to BB | 2025-01-01 | 2025 BOZ TEDDY BEAR CLASSIC |
| 50 Butterfly | SCY | 37.08 | +0.39s to B | 2025-10-12 | 2025 MT HLST Jamie Turner Memorial venue |
| 100 Butterfly | SCY | 1:21.80 | +2.91s to B | 2025-01-01 | 2025 BOZ TEDDY BEAR CLASSIC |
| 100 Individual Medley | SCY | 1:19.10 | 2024-11-09 | 2024 MT BYSC Mining City Classic venue | |
| 200 Individual Medley | SCY | 2:59.41 | +2.72s to B | 2025-10-12 | 2025 MT HLST Jamie Turner Memorial venue |
| 50 Freestyle | LCM | 34.81 | BB+2.22s to A | 2025-05-17 | 2025 MT Bozman May Classic venue |
| 100 Freestyle | LCM | 1:22.09 | B+5.20s to BB | 2025-07-12 | 2025 MT HLST Last Chance Invitational slow pool |
| 200 Freestyle | LCM | 3:14.80 | +14.41s to B | 2025-05-17 | 2025 MT Bozman May Classic venue |
| 50 Backstroke | LCM | 40.15 | BB+2.66s to A | 2025-01-01 | Spring Chicken First Splash 2025 |
| 100 Backstroke | LCM | 1:36.34 | +3.75s to B | 2025-01-01 | Spring Chicken First Splash 2025 |
| 200 Backstroke | LCM | 3:40.51 | +20.72s to B | 2025-07-12 | 2025 MT HLST Last Chance Invitational slow pool |
| 50 Breaststroke | LCM | 46.27 | B+0.68s to BB | 2024-07-07 | 2024 MT HLST Last Chance Invitational slow pool |
| 100 Breaststroke | LCM | 1:41.21 | B+3.92s to BB | 2025-06-22 | 2025 MT MAC 44th Annual Firecracker Classic venue |
| 200 Breaststroke | LCM | 3:55.12 | +9.33s to B | 2024-07-07 | 2024 MT HLST Last Chance Invitational slow pool |
| 50 Butterfly | LCM | 42.10 | +0.91s to B | 2025-04-12 | 2025 MT Bozeman Spring Chicken venue |
| 100 Butterfly | LCM | 1:38.06 | +8.17s to B | 2025-04-13 | 2025 MT Bozeman Spring Chicken venue |
| 200 Individual Medley | LCM | 3:25.64 | +3.25s to B | 2025-05-17 | 2025 MT Bozman May Classic venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 13.
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 | 41.70 | flying | 200 Free Relay (leg 2) | 2022-11-19 | 2022 MAC Fall Invitational |
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
1103 points (3/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 BK SCY | 3:07.42 | 295 |
| 200 BR SCY | 3:08.40 | 439 |
| 200 IM SCY | 2:59.41 | 369 |
| 500 FR SCY | — | 0 |
| 200 FL SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 13-14 · SCY
1806 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:47.96 | 323 |
| 100 BK SCY | 1:24.89 | 313 |
| 100 BR SCY | 1:26.55 | 453 |
| 100 FL SCY | 1:21.80 | 348 |
| 200 IM SCY | 2:59.41 | 369 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:11.37
Front half 33.76s · back half 37.61s
200 Freestyle SCY 2:47.96
Front half 80.59s · back half 87.37s
100 Backstroke SCY 1:24.89
Front half 40.66s · back half 44.23s
200 Backstroke SCY 3:07.42
100 Breaststroke SCY 1:26.55
Front half 40.95s · back half 45.60s
100 Individual Medley SCY 1:19.10
Front half 37.26s · back half 41.84s
200 Individual Medley SCY 2:59.41
Front half 86.85s · back half 92.56s
200 Freestyle LCM 3:14.80
Front half 96.73s · back half 98.07s
200 Backstroke LCM 3:40.51
Front half 106.75s · back half 113.76s
100 Breaststroke LCM 1:41.21
Front half 48.96s · back half 52.25s
200 Breaststroke LCM 3:55.12
Front half 114.89s · back half 120.23s
200 Individual Medley LCM 3:25.64
Front half 101.66s · back half 103.98s
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.