| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Freestyle | 1:38.02 | 2026 MMST GTA Skins | 2026-02-13 |
| 100m Freestyle | 1:44.03 | Gus Ryder Memorial Cup 2025 | 2025-11-07 |
| 100m IM | 1:54.67 | Gus Ryder Memorial Cup 2025 | 2025-11-07 |
| 200m IM | 4:10.94 | 2026 MMST GTA Skins | 2026-02-13 |
| 50m Backstroke | 48.03 | 2026 MMST GTA Skins | 2026-02-13 |
| 50m Backstroke | 49.73 | Lakeshore Swim Club Spring Development Meet | 2026-03-01 |
| 50m Breaststroke | 52.33 | 2026 MMST GTA Skins | 2026-02-13 |
| 50m Breaststroke | 52.31 | Lakeshore Swim Club Spring Development Meet | 2026-03-01 |
| 50m Butterfly | 59.91 | 2026 MMST GTA Skins | 2026-02-13 |
| 50m Butterfly | 47.91 | Lakeshore Swim Club Spring Development Meet | 2026-03-01 |
| 50m Freestyle | 41.64 | 2026 MMST GTA Skins | 2026-02-13 |
| 50m Freestyle | 41.60 | Lakeshore Swim Club Spring Development Meet | 2026-03-01 |
Marshall-Alvarez, Cataleya's top personal bests include 100m Freestyle (1:38.02), 100m Freestyle (1:44.03), 100m IM (1:54.67), 200m IM (4:10.94), 50m Backstroke (48.03).
Marshall-Alvarez, Cataleya swims for Lakeshore Swim Club.
Marshall-Alvarez, Cataleya has competed in 3 meets.