swimWilliam Dufour
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 25 Freestyle | SCY | 20.96 | 2021-11-07 | 2021 BD Del Norte 2venue | |
| 50 Freestyle | SCY | 25.49 | AAA+0.90s to AAAA·+3.20s to Sectionals | 2026-03-01 | 2026 BD SCY Border Champsvenue |
| 100 Freestyle | SCY | 56.65 | AA+0.46s to AAA·+8.36s to Sectionals | 2026-02-28 | 2026 BD SCY Border Champsvenue |
| 200 Freestyle | SCY | 2:27.72 | B+2.83s to BB·+41.93s to Sectionals | 2025-01-18 | COM Syntal Winter Invite 2025venue |
| 25 Backstroke | SCY | 29.42 | 2021-10-10 | 2021 BD Del Norte 1venue | |
| 50 Backstroke | SCY | 31.02 | AA+1.33s to AAA·+5.33s to Sectionals | 2026-02-15 | 2026 BD Arctic BLAST Swim Meetvenue |
| 100 Backstroke | SCY | 1:19.21 | B+3.52s to BB·+24.12s to Sectionals | 2025-02-15 | 2025 BD BLST Arctic BLAST Swim Meetvenue |
| 200 Backstroke | SCY | 3:05.31 | +12.42s to B·+63.02s to Sectionals | 2024-09-20 | 2024 LCAT Daniel France Memorial PecanClassic |
| 50 Breaststroke | SCY | 37.46 | BB+0.77s to A·+7.97s to Sectionals | 2026-02-28 | 2026 BD SCY Border Champsvenue |
| 100 Breaststroke | SCY | 1:26.24 | B+0.75s to BB·+23.55s to Sectionals | 2026-02-14 | 2026 BD Arctic BLAST Swim Meetvenue |
| 50 Butterfly | SCY | 29.24 | AA+1.05s to AAA·+4.95s to Sectionals | 2026-03-01 | 2026 BD SCY Border Champsvenue |
| 100 Individual Medley | SCY | 1:07.45 | A+0.46s to AA | 2026-03-01 | 2026 BD SCY Border Champsvenue |
| 200 Individual Medley | SCY | 2:30.32 | A+4.73s to AA·+30.93s to Sectionals | 2026-02-13 | 2026 BD Arctic BLAST Swim Meetvenue |
| 50 Freestyle | LCM | 28.94 | AAA+0.85s to AAAA·+3.35s to Sectionals | 2026-07-26 | 2026 Texas Age Group Swimming LC Champsvenue |
| 100 Freestyle | LCM | 1:03.83 | AAA+2.24s to AAAA·+8.54s to Sectionals | 2026-08-01 | 2026 Southern Zone Age Group Championshipvenue |
| 200 Freestyle | LCM | 2:22.23 | AA+1.44s to AAA·+21.34s to Sectionals | 2026-07-30 | 2026 Southern Zone Age Group Championshipvenue |
| 50 Backstroke | LCM | 34.86 | AA+0.47s to AAA·+4.67s to Sectionals | 2026-05-16 | 2026 BD SWAT School's Out Summer Bashvenue |
| 100 Backstroke | LCM | 1:15.63 | AA+1.34s to AAA·+11.14s to Sectionals | 2026-05-17 | 2026 BD SWAT School's Out Summer Bashvenue |
| 50 Breaststroke | LCM | 41.77 | A+1.78s to AA·+7.58s to Sectionals | 2026-06-14 | 2026 BD DSSC Poppas Dayvenue |
| 100 Breaststroke | LCM | 1:34.62 | BB+3.33s to A·+22.23s to Sectionals | 2026-05-16 | 2026 BD SWAT School's Out Summer Bashvenue |
| 50 Butterfly | LCM | 33.27 | AA+1.28s to AAA·+5.48s to Sectionals | 2026-08-01 | 2026 Southern Zone Age Group Championshipvenue |
| 100 Butterfly | LCM | 1:20.28 | BB+0.79s to A·+19.79s to Sectionals | 2026-05-17 | 2026 BD SWAT School's Out Summer Bashvenue |
| 200 Individual Medley | LCM | 3:00.10 | BB+5.91s to A·+42.41s to Sectionals | 2025-07-25 | 2025 LCM Border Champs |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 12.
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 | 26.27 | flat | 200 Free Relay | 2026-03-01 | 2026 BD SCY Border Champs |
| 50 Freestyle | SCY | 29.57 | flying | 200 Free Relay (leg 2) | 2024-12-22 | 2024 BD EPAP Leo Cancellare Invitational |
| 50 Freestyle | SCY | 25.67 | flying | 200 Medley Relay (leg 4) | 2026-02-28 | 2026 BD SCY Border Champs |
| 50 Backstroke | SCY | 31.97 | flat | 200 Medley Relay | 2025-10-25 | 2025 BD SWAToberfest Sprintacular |
| 50 Freestyle | LCM | 31.10 | flat | 200 Free Relay | 2025-06-29 | Jack White Memorial Swim Meet |
| 50 Freestyle | LCM | 28.42 | flying | 200 Free Relay (leg 4) | 2026-05-17 | 2026 BD SWAT School's Out Summer Bash |
| 50 Butterfly | LCM | 33.48 | flying | 200 Medley Relay (leg 3) | 2026-05-16 | 2026 BD SWAT School's Out Summer Bash |
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 11-12 · LCM
2573 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BK LCM | 1:15.63 | 806 |
| 100 BR LCM | 1:34.62 | 581 |
| 100 FL LCM | 1:20.28 | 602 |
| 200 IM LCM | 3:00.10 | 584 |
| 400 FR LCM | — | 0 |
IMR 11-12 · LCM
3643 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:22.23 | 843 |
| 50 BK LCM | 34.86 | 817 |
| 50 BR LCM | 41.77 | 645 |
| 50 FL LCM | 33.27 | 754 |
| 200 IM LCM | 3:00.10 | 584 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 56.65
Front half 27.55s · back half 29.10s
200 Freestyle SCY 2:27.72
Front half 71.44s · back half 76.28s
100 Breaststroke SCY 1:26.24
Front half 42.39s · back half 43.85s
100 Individual Medley SCY 1:07.45
Front half 31.36s · back half 36.09s
200 Individual Medley SCY 2:30.32
Front half 71.80s · back half 78.52s
100 Freestyle LCM 1:03.83
Front half 30.73s · back half 33.10s
200 Freestyle LCM 2:22.23
Front half 68.31s · back half 73.92s
100 Backstroke LCM 1:15.63
Front half 37.30s · back half 38.33s
100 Breaststroke LCM 1:34.62
Front half 44.44s · back half 50.18s
100 Butterfly LCM 1:20.28
Front half 36.65s · back half 43.63s
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.
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.