ATHLETE PROFILE
Kate O'Brien
🇦🇺 AUS 2 races Best time 1:28:23
Finished top 51% of Open Women at HYROX Sydney 2025; 2 races, best 1:28:23.
Race insights
Kate O'Brien's best finish relative to the field was 2025 Sydney: 1:28:23, rank 336 of 659 in Open Women (top 51%). The division median that day was 1:28:05.
At 2025 Boston, running made up 51% of Kate O'Brien's 2:01:10 (division median 51%): run time was 14 min 55 sec slower than the median run time, while the workout stations were 11 min 12 sec slower than the median workout time (Open Women).
From 2025 Boston (2:01:10) to 2025 Sydney (1:28:23), Kate O'Brien got faster by 32 min 47 sec in Open.
Race history
| Event | Division | Finish | Time | Run | Workout |
|---|---|---|---|---|---|
| 2025 Sydney | Open Women | #336 of 659(top 51%) | 1:28:23 | — | 40:56 |
| 2025 Boston | Open Women | #445 of 496(top 90%) | 2:01:10 | 1:01:46 | 50:18 |
Times come from official HYROX results. Finish shows the rank within the division at that event, with the top percentage of the field in brackets.
Finished alongside Kate O'Brien
At 2025 Sydney, Open Women:
- #331 Jane Yelland — 1:28:15
- #332 Ella Spurling — 1:28:16
- #333 Rose Coffey — 1:28:20
- #334 Ursula Smith — 1:28:20
- #335 Sara Higgins — 1:28:21
- #337 Kara Baker — 1:28:24
- #338 Ritika Nair — 1:28:28
- #339 Amy Osborne — 1:28:30
- #340 Karleigh Bell — 1:28:35
- #341 Linda Beaumont — 1:28:36