| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:23.29 | GMAC Winter Pentathlon | 2026-01-10 |
| 100m Backstroke | 1:19.58 | Elaine Thompson Memorial Meet | 2026-01-24 |
| 100m Breaststroke | 1:42.17 | BAC SC Fall Invitational | 2025-11-07 |
| 100m Butterfly | 1:20.62 | BAD Outdoor LC Invitational | 2025-06-20 |
| 100m Butterfly | 1:18.27 | GMAC Dash for Cash | 2025-12-05 |
| 100m Freestyle | 1:13.61 | Western Region Long Course Championships | 2025-06-13 |
| 100m Freestyle | 1:11.68 | BAC SC Fall Invitational | 2025-11-07 |
| 100m IM | 1:22.35 | GMAC Dash for Cash | 2025-12-05 |
| 200m Backstroke | 2:57.13 | BAC SC Fall Invitational | 2025-11-07 |
| 200m Butterfly | 3:13.20 | Western Region Long Course Championships | 2025-06-13 |
| 200m Freestyle | 2:47.01 | Western Region Long Course Championships | 2025-06-13 |
| 200m Freestyle | 2:41.19 | GMAC Rocks the Blocks | 2025-10-25 |
| 200m IM | 3:07.70 | GMAC Winter Pentathlon | 2026-01-10 |
| 200m IM | 2:59.33 | BAC SC Fall Invitational | 2025-11-07 |
| 400m Freestyle | 5:57.24 | LAC - Nothers Fall Invitational | 2025-11-21 |
| 400m IM | 6:51.45 | GMAC Time Trial #2 | 2025-05-05 |
| 400m IM | 6:41.20 | LAC - Nothers Fall Invitational | 2025-11-21 |
| 50m Backstroke | 40.23 | BAD Outdoor LC Invitational | 2025-06-20 |
| 50m Backstroke | 36.65 | GMAC Dash for Cash | 2025-12-05 |
| 50m Breaststroke | 52.14 | GMAC Winter Pentathlon | 2026-01-10 |
| 50m Breaststroke | 45.81 | BAC SC Fall Invitational | 2025-11-07 |
| 50m Butterfly | 33.33 | GMAC Winter Pentathlon | 2026-01-10 |
| 50m Butterfly | 33.35 | Elaine Thompson Memorial Meet | 2026-01-24 |
| 50m Freestyle | 33.02 | Western Region Long Course Championships | 2025-06-13 |
| 50m Freestyle | 31.39 | GMAC Dash for Cash | 2025-12-05 |
| 800m Freestyle | 12:14.70 | LAC - Nothers Fall Invitational | 2025-11-21 |
Peng, Iris's top personal bests include 100m Backstroke (1:23.29), 100m Backstroke (1:19.58), 100m Breaststroke (1:42.17), 100m Butterfly (1:20.62), 100m Butterfly (1:18.27).
Peng, Iris swims for Guelph Marlin Aquatic Club.
Peng, Iris has competed in 9 meets.