| Event | Time | Meet | Date |
|---|---|---|---|
| 100m Backstroke | 1:31.36 | 2025 VIR Championships | 2025-06-20 |
| 100m Backstroke | 1:21.94 | 2025 PCS Xmas Cracker | 2025-12-05 |
| 100m Breaststroke | 1:20.45 | 2026 Wavemaker | 2026-04-17 |
| 100m Breaststroke | 1:18.87 | 2026 BC Winter Provincial Championships | 2026-03-05 |
| 100m Butterfly | 1:20.52 | 2026 Wavemaker | 2026-04-17 |
| 100m Butterfly | 1:24.24 | 2025 NRST Fall Invitational | 2025-10-25 |
| 100m Freestyle | 1:04.60 | 2026 Wavemaker | 2026-04-17 |
| 100m Freestyle | 1:05.60 | 2025 PCS Xmas Cracker | 2025-12-05 |
| 100m IM | 1:20.65 | 2025 NRST Fall Invitational | 2025-10-25 |
| 200m Backstroke | 2:59.32 | 2025 NRST Fall Invitational | 2025-10-25 |
| 200m Breaststroke | 2:58.04 | 2026 Wavemaker | 2026-04-17 |
| 200m Breaststroke | 2:51.49 | 2026 BC Winter Provincial Championships | 2026-03-05 |
| 200m Butterfly | 3:15.23 | 2025 Mid Summer Madness | 2025-07-26 |
| 200m Freestyle | 2:23.20 | 2026 Wavemaker | 2026-04-17 |
| 200m Freestyle | 2:23.27 | BC Winter Divisionals - Island & Coastal Vancouver | 2026-02-20 |
| 200m IM | 3:07.62 | 2025 VIR Championships | 2025-06-20 |
| 200m IM | 2:45.49 | BC Winter Divisionals - Island & Coastal Vancouver | 2026-02-20 |
| 400m Freestyle | 5:45.33 | 2025 VIR Championships | 2025-06-20 |
| 400m Freestyle | 5:26.07 | 2025 NRST Fall Invitational | 2025-10-25 |
| 400m IM | 6:10.57 | 2025 ISC Bennett Cup | 2025-11-07 |
| 50m Backstroke | 39.25 | 2026 Wavemaker | 2026-04-17 |
| 50m Breaststroke | 36.71 | 2026 Wavemaker | 2026-04-17 |
| 50m Breaststroke | 35.85 | 2026 BC Winter Provincial Championships | 2026-03-05 |
| 50m Butterfly | 36.38 | 2025 VIR Championships | 2025-06-20 |
| 50m Butterfly | 33.10 | BC Winter Divisionals - Island & Coastal Vancouver | 2026-02-20 |
| 50m Freestyle | 29.02 | 2026 Wavemaker | 2026-04-17 |
| 50m Freestyle | 28.63 | BC Winter Divisionals - Island & Coastal Vancouver | 2026-02-20 |
| 800m Freestyle | 12:18.16 | 2025 VIR Championships | 2025-06-20 |
| 800m Freestyle | 11:31.26 | 2025 Mid Summer Madness | 2025-07-26 |
Roper, Juliana's top personal bests include 100m Backstroke (1:31.36), 100m Backstroke (1:21.94), 100m Breaststroke (1:20.45), 100m Breaststroke (1:18.87), 100m Butterfly (1:20.52).
Roper, Juliana swims for UVic-Pacific Coast Swimming.
Roper, Juliana has competed in 9 meets.