Oliver Cheng
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 25 Freestyle | SCY | 16.09 | 2025-10-05 | 2025 MR BGNW Marlins October Harvest Festivalvenue | |
| 50 Freestyle | SCY | 27.53 | +5.14s to Sectionals | 2026-01-30 | CPAC January AGQvenue |
| 100 Freestyle | SCY | 1:18.96 | +30.47s to Sectionals | 2026-02-07 | 2026 MR COND Last Chance Invitationalvenue |
| 200 Freestyle | SCY | 2:48.66 | +62.37s to Sectionals | 2026-03-08 | 2026 MR AGUA Last Chance Invitationalvenue |
| 50 Backstroke | SCY | 41.07 | +17.38s to Futures | 2026-01-30 | CPAC January AGQvenue |
| 100 Backstroke | SCY | 1:31.13 | +36.64s to Sectionals | 2026-01-01 | Metropolitan Swimming Club |
| 25 Breaststroke | SCY | 24.46 | 2024-11-10 | 2024 MR BGNW November 8-Under Invitational | |
| 50 Breaststroke | SCY | 47.52 | +21.23s to Futures | 2026-01-01 | Metropolitan Swimming Club |
| 100 Breaststroke | SCY | 1:47.60 | +46.11s to Sectionals | 2026-01-01 | Metropolitan Swimming Club |
| 25 Butterfly | SCY | 20.65 | 2024-11-10 | 2024 MR BGNW November 8-Under Invitational | |
| 50 Butterfly | SCY | 42.61 | +19.72s to Futures | 2025-10-10 | 2025 Marlins October Invite |
| 100 Butterfly | SCY | 1:44.26 | +51.07s to Sectionals | 2026-01-01 | Metropolitan Swimming Club |
| 100 Individual Medley | SCY | 1:28.28 | 2025-03-08 | 2025 MR Metro 8 & Under Championships | |
| 200 Individual Medley | SCY | 3:19.44 | +80.05s to Sectionals | 2025-11-22 | 2025 MR LIAC Thanksgiving Invitevenue |
| 50 Freestyle | LCM | 39.01 | +13.52s to Sectionals | 2026-04-25 | 2026 MR LIAC Speedo Long Island Challengevenue |
| 100 Freestyle | LCM | 1:31.77 | +36.28s to Sectionals | 2025-07-05 | 2025 MR LIAC Summer Splash Invitational |
| 200 Freestyle | LCM | 3:11.08 | +69.79s to Sectionals | 2026-04-25 | 2026 MR LIAC Speedo Long Island Challengevenue |
| 100 Backstroke | LCM | 1:44.39 | +42.40s to Sectionals | 2026-04-26 | 2026 MR LIAC Speedo Long Island Challengevenue |
| 50 Breaststroke | LCM | 55.74 | +24.85s to Futures | 2026-04-26 | 2026 MR LIAC Speedo Long Island Challengevenue |
| 100 Breaststroke | LCM | 2:13.76 | +64.07s to Sectionals | 2026-04-25 | 2026 MR LIAC Speedo Long Island Challengevenue |
| 50 Butterfly | LCM | 41.07 | +14.78s to Futures | 2026-06-19 | CT CPAC June Invitevenue |
| 100 Butterfly | LCM | 1:49.03 | +48.84s to Sectionals | 2025-07-05 | 2025 MR LIAC Summer Splash Invitational |
| 200 Individual Medley | LCM | 3:58.11 | +101.92s to Sectionals | 2025-06-20 | CPAC June Invitationalvenue |
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 | 35.09 | flying | 200 Medley Relay (leg 4) | 2025-12-14 | 2025 Katie Ledecky Invitational |
| 50 Freestyle | SCY | 34.19 | flying | 200 Free Relay (leg 3) | 2025-12-12 | 2025 Katie Ledecky Invitational |
| 100 Freestyle | SCY | 1:18.23 | flying | 400 Free Relay (leg 3) | 2025-12-13 | 2025 Katie Ledecky 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 10 & under · SCY
2043 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:48.66 | 486 |
| 100 BK SCY | 1:31.13 | 433 |
| 100 BR SCY | 1:47.60 | 392 |
| 100 FL SCY | 1:44.26 | 299 |
| 200 IM SCY | 3:19.44 | 433 |
IMR 10 & under · SCY
2255 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 100 FR SCY | 1:18.96 | 454 |
| 50 BK SCY | 41.07 | 481 |
| 50 BR SCY | 47.52 | 449 |
| 50 FL SCY | 42.61 | 377 |
| 100 IM SCY | 1:28.28 | 494 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:18.96
Front half 37.71s · back half 41.25s
200 Freestyle SCY 2:48.66
Front half 80.94s · back half 87.72s
100 Backstroke SCY 1:31.13
Front half 43.54s · back half 47.59s
100 Breaststroke SCY 1:47.60
Front half 50.13s · back half 57.47s
100 Butterfly SCY 1:44.26
Front half 46.66s · back half 57.60s
200 Individual Medley SCY 3:19.44
Front half 97.24s · back half 102.20s
200 Freestyle LCM 3:11.08
Front half 93.41s · back half 97.67s
100 Backstroke LCM 1:44.39
Front half 50.88s · back half 53.51s
100 Breaststroke LCM 2:13.76
Front half 63.50s · back half 70.26s
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.