swimMckenzie Williams
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 34.38 | +0.29s to B·+9.49s to Sectionals | 2025-02-23 | MAC Hosted 2025 Gulf 12 & Under Champsvenue |
| 100 Freestyle | SCY | 1:25.44 | +10.75s to B·+31.35s to Sectionals | 2024-09-22 | 2024 ESA IMX/IMReady Invitational Meetvenue |
| 200 Freestyle | SCY | 2:48.69 | +5.30s to B·+52.00s to Sectionals | 2025-11-07 | Sharks November Invitational |
| 500 Freestyle | SCY | 7:54.48 | +37.19s to B·+164.59s to Sectionals | 2024-10-13 | SSAN 2024 Kara Ward - Pink Outvenue |
| 50 Backstroke | SCY | 41.51 | +2.72s to B·+12.92s to Sectionals | 2026-02-20 | 2026 Gulf 12 & Under Championships |
| 100 Backstroke | SCY | 1:26.14 | B+6.35s to BB·+25.35s to Sectionals | 2026-02-20 | 2026 Gulf 12 & Under Championships |
| 200 Backstroke | SCY | 3:03.61 | +3.52s to B·+50.32s to Sectionals | 2026-02-20 | 2026 Gulf 12 & Under Championships |
| 50 Breaststroke | SCY | 43.86 | B+2.97s to BB·+10.27s to Sectionals | 2026-02-20 | 2026 Gulf 12 & Under Championships |
| 100 Breaststroke | SCY | 1:34.62 | B+5.23s to BB·+23.73s to Sectionals | 2025-02-22 | MAC Hosted 2025 Gulf 12 & Under Champsvenue |
| 200 Breaststroke | SCY | 3:12.10 | B+0.91s to BB·+35.81s to Sectionals | 2026-02-20 | 2026 Gulf 12 & Under Championships |
| 50 Butterfly | SCY | 37.54 | +0.55s to B·+10.15s to Sectionals | 2025-02-22 | MAC Hosted 2025 Gulf 12 & Under Champsvenue |
| 100 Butterfly | SCY | 1:27.89 | +1.80s to B·+28.80s to Sectionals | 2025-02-23 | MAC Hosted 2025 Gulf 12 & Under Champsvenue |
| 100 Individual Medley | SCY | 1:23.55 | B+4.36s to BB | 2026-02-20 | 2026 Gulf 12 & Under Championships |
| 200 Individual Medley | SCY | 3:03.16 | B+12.37s to BB·+50.57s to Sectionals | 2024-12-20 | 2024 Gulf Fall Champs (ESCA & AMBU)venue |
| 50 Freestyle | LCM | 36.49 | B+0.50s to BB·+8.10s to Sectionals | 2026-07-17 | 2026 Gulf LC Summer Champs (KATY/PACE)venue |
| 100 Freestyle | LCM | 1:19.44 | BB+5.95s to A·+18.15s to Sectionals | 2026-07-19 | 2026 Gulf LC Summer Champs (KATY/PACE)venue |
| 200 Freestyle | LCM | 2:54.10 | B+0.61s to BB·+42.01s to Sectionals | 2026-07-18 | 2026 Gulf LC Summer Champs (KATY/PACE)venue |
| 400 Freestyle | LCM | 6:05.49 | B+0.70s to BB·+86.70s to Sectionals | 2026-07-17 | 2026 Gulf LC Summer Champs (KATY/PACE)venue |
| 50 Backstroke | LCM | 43.61 | B+1.92s to BB·+10.72s to Sectionals | 2026-07-18 | 2026 Gulf LC Summer Champs (KATY/PACE)venue |
| 50 Breaststroke | LCM | 49.08 | B+2.89s to BB·+10.79s to Sectionals | 2026-07-17 | 2026 Gulf LC Summer Champs (KATY/PACE)venue |
| 100 Breaststroke | LCM | 1:41.37 | BB+7.38s to A·+20.78s to Sectionals | 2026-07-18 | 2026 Gulf LC Summer Champs (KATY/PACE)venue |
| 200 Breaststroke | LCM | 3:01.49 | AAA+3.50s to AAAA·+5.50s to Sectionals | 2025-01-01 | Central Swim Houston |
| 50 Butterfly | LCM | 41.09 | B+2.30s to BB·+9.80s to Sectionals | 2026-01-01 | FCST Summer Splash - FULL |
| 100 Butterfly | LCM | 1:51.29 | +12.90s to B·+43.90s to Sectionals | 2024-07-27 | 2024 Gulf Long Course Summer Champs (FCST)venue |
| 200 Individual Medley | LCM | 3:01.37 | BB+0.68s to A·+29.98s to Sectionals | 2025-04-12 | 2025 BTA April LC Ducky Derby |
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 | 36.08 | flying | 200 Free Relay (leg 2) | 2024-12-21 | 2024 Gulf Fall Champs (ESCA & AMBU) |
| 50 Breaststroke | SCY | 43.75 | flying | 200 Medley Relay (leg 2) | 2025-02-23 | MAC Hosted 2025 Gulf 12 & Under Champs |
| 50 Butterfly | SCY | 38.93 | flying | 200 Medley Relay (leg 3) | 2024-12-22 | 2024 Gulf Fall Champs (ESCA & AMBU) |
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
1966 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 400 FR LCM | 6:05.49 | 524 |
| 100 BR LCM | 1:41.37 | 525 |
| 100 FL LCM | 1:51.29 | 257 |
| 200 IM LCM | 3:01.37 | 660 |
| 100 BK LCM | — | 0 |
IMR 11-12 · LCM
2520 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:54.10 | 517 |
| 50 BK LCM | 43.61 | 456 |
| 50 BR LCM | 49.08 | 442 |
| 50 FL LCM | 41.09 | 445 |
| 200 IM LCM | 3:01.37 | 660 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:25.44
Front half 40.95s · back half 44.49s
500 Freestyle SCY 7:54.48
100 Breaststroke SCY 1:34.62
Front half 47.24s · back half 47.38s
200 Individual Medley SCY 3:03.16
200 Freestyle LCM 2:54.10
Front half 82.25s · back half 91.85s
400 Freestyle LCM 6:05.49
Front half 179.55s · back half 185.94s
100 Butterfly LCM 1:51.29
Front half 52.58s · back half 58.71s
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.