swimJohn Dewaalmalefyt
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 25 Freestyle | SCY | 11.42 | 2024-12-30 | 11th Annual Wildcat Winter Open Invitevenue | |
| 50 Freestyle | SCY | 24.03 | A+0.64s to AA·+1.44s to Sectionals | 2025-01-25 | 2025 MLA Big Lakevenue |
| 100 Freestyle | SCY | 51.77 | A+0.48s to AA·+2.78s to Sectionals | 2025-02-23 | 2025 Lake Michigan Regional Meetvenue |
| 200 Freestyle | SCY | 1:59.95 | BB+3.16s to A·+12.46s to Sectionals | 2024-12-30 | 11th Annual Wildcat Winter Open Invitevenue |
| 500 Freestyle | SCY | 5:19.09 | BB+1.60s to A·+26.20s to Sectionals | 2025-01-05 | 2025 JAWS New Years Classicvenue |
| 1000 Freestyle | SCY | 11:08.57 | BB+6.98s to A·+60.08s to Sectionals | 2025-01-04 | 2025 JAWS New Years Classicvenue |
| 50 Backstroke | SCY | 26.87 | A+0.78s to AA·+2.38s to Sectionals | 2025-03-07 | 2025 SCY MAGS Championship Meetvenue |
| 100 Backstroke | SCY | 55.89 | A+0.20s to AA·Sectionals ✓+4.40s to Futures | 2025-03-09 | 2025 SCY MAGS Championship Meetvenue |
| 200 Backstroke | SCY | 2:01.79 | AA+5.10s to AAA·+0.40s to Sectionals | 2025-03-22 | 2025 ULTRA Championship Meetvenue |
| 50 Butterfly | SCY | 26.66 | A+0.57s to AA·+2.97s to Sectionals | 2025-03-09 | 2025 SCY MAGS Championship Meetvenue |
| 100 Butterfly | SCY | 1:00.23 | BB+2.54s to A·+6.24s to Sectionals | 2025-02-23 | 2025 Lake Michigan Regional Meetvenue |
| 100 Individual Medley | SCY | 1:02.66 | 2024-12-30 | 11th Annual Wildcat Winter Open Invitevenue | |
| 200 Individual Medley | SCY | 2:10.68 | BB+0.99s to A·+9.69s to Sectionals | 2025-02-23 | 2025 Lake Michigan Regional Meetvenue |
| 50 Freestyle | LCM | 26.79 | AA+0.90s to AAA·+0.80s to Sectionals | 2025-06-28 | 2025 CW Eric Namesnik Memorial Openvenue |
| 100 Freestyle | LCM | 58.44 | AA+1.95s to AAA·+1.85s to Sectionals | 2025-07-25 | 2025 LC ULTRA Championship Meetvenue |
| 200 Freestyle | LCM | 2:10.29 | A+1.10s to AA·+6.80s to Sectionals | 2025-07-12 | 2025 West Michigan Classicvenue |
| 50 Backstroke | LCM | 28.19 | AAAA·Sectionals ✓+0.30s to Futures | 2026-07-24 | 2026 MI LCM ULTRA Championship Meetvenue |
| 100 Backstroke | LCM | 59.94 | AAA+0.35s to AAAA·Futures ✓+1.15s to Winter JNs | 2026-07-26 | 2026 MI LCM ULTRA Championship Meetvenue |
| 200 Backstroke | LCM | 2:10.74 | AAA+1.55s to AAAA·Futures ✓+2.45s to Winter JNs | 2026-07-25 | 2026 MI LCM ULTRA Championship Meetvenue |
| 50 Butterfly | LCM | 28.83 | AA+0.64s to AAA·+1.44s to Sectionals | 2026-07-26 | 2026 MI LCM ULTRA Championship Meetvenue |
| 100 Butterfly | LCM | 1:10.51 | BB+4.52s to A·+9.02s to Sectionals | 2025-06-27 | 2025 CW Eric Namesnik Memorial Openvenue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 16.
National cuts (Sectionals → Nationals) are the current-season meet qualifying times for the swimmer's zone and age group; ✓ marks the hardest cut already achieved.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 23.96 | flat | 200 Free Relay | 2025-03-09 | 2025 SCY MAGS Championship Meet |
| 50 Freestyle | SCY | 23.33 | flying | 200 Medley Relay (leg 4) | 2025-03-23 | 2025 ULTRA Championship Meet |
| 50 Freestyle | SCY | 25.47 | flying | 200 Free Relay (leg 2) | 2024-12-07 | EGRA 2024 Winter Washout |
| 100 Freestyle | SCY | 52.24 | flat | 400 Free Relay | 2025-03-21 | 2025 ULTRA Championship Meet |
| 100 Freestyle | SCY | 51.48 | flying | 400 Medley Relay (leg 4) | 2025-03-22 | 2025 ULTRA Championship Meet |
| 200 Freestyle | SCY | 1:53.36 | flat | 800 Free Relay | 2025-03-22 | 2025 ULTRA Championship Meet |
| 50 Backstroke | SCY | 26.82 | flat | 200 Medley Relay | 2025-03-09 | 2025 SCY MAGS Championship Meet |
| 100 Backstroke | SCY | 55.85 | flat | 400 Medley Relay | 2025-03-08 | 2025 SCY MAGS Championship Meet |
| 100 Freestyle | LCM | 57.31 | flat | 400 Free Relay | 2026-07-25 | 2026 MI LCM ULTRA Championship Meet |
| 200 Freestyle | LCM | 2:10.76 | flat | 800 Free Relay | 2026-07-24 | 2026 MI LCM ULTRA Championship Meet |
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 15-16 · SCY
2048 points (3/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:19.09 | 649 |
| 200 BK SCY | 2:01.79 | 750 |
| 200 IM SCY | 2:10.68 | 649 |
| 200 BR SCY | — | 0 |
| 200 FL SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 15-16 · SCY
2594 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:59.95 | 614 |
| 100 BK SCY | 55.89 | 746 |
| 100 FL SCY | 1:00.23 | 585 |
| 200 IM SCY | 2:10.68 | 649 |
| 100 BR SCY | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 51.77
Front half 25.00s · back half 26.77s
200 Freestyle SCY 1:59.95
Front half 55.73s · back half 64.22s
500 Freestyle SCY 5:19.09
Front half 153.92s · back half 165.17s
1000 Freestyle SCY 11:08.57
Front half 329.17s · back half 339.40s
100 Backstroke SCY 55.89
Front half 27.69s · back half 28.20s
200 Backstroke SCY 2:01.79
Front half 59.82s · back half 61.97s
100 Butterfly SCY 1:00.23
Front half 27.65s · back half 32.58s
100 Individual Medley SCY 1:02.66
Front half 27.70s · back half 34.96s
200 Individual Medley SCY 2:10.68
Front half 60.61s · back half 70.07s
100 Freestyle LCM 58.44
Front half 27.73s · back half 30.71s
200 Freestyle LCM 2:10.29
Front half 62.58s · back half 67.71s
100 Backstroke LCM 59.94
Front half 29.04s · back half 30.90s
200 Backstroke LCM 2:10.74
Front half 63.64s · back half 67.10s
100 Butterfly LCM 1:10.51
Front half 31.39s · back half 39.12s
Swim history
Every recorded swim, newest first
| Date | Event | Course | Time | Age | Round | Meet |
|---|
Individual swims with a recorded date and time — including disqualifications — plus reconstructed relay legs (marked). Assembled in the browser from this page’s data.
Progression
Faster times are higher. One card per event, all courses & history.