Michael van Tonder & Tarryn Ostrom
Finished top 31% of Doubles at HYROX Johannesburg 2026; 2 races, best 1:23:59.
Race insights
Michael van Tonder & Tarryn Ostrom's best finish relative to the field was 2026 Johannesburg: 1:26:08, rank 718 of 2,348 in Doubles (top 31%). The division median that day was 1:35:06.
At 2025 Johannesburg, running made up 58% of Michael van Tonder & Tarryn Ostrom's 1:23:59 (division median 57%): run time was 3 min 04 sec faster than the median run time, while the workout stations were 4 min 54 sec faster than the median workout time (Doubles).
From 2025 Johannesburg (1:23:59) to 2026 Johannesburg (1:26:08), Michael van Tonder & Tarryn Ostrom finished slower by 2 min 09 sec in Doubles; the fastest race in that run was 2025 Johannesburg at 1:23:59.
Race history
| Event | Division | Finish | Time | Run | Workout |
|---|---|---|---|---|---|
| 2026 Johannesburg | Doubles | #718 of 2,348(top 31%) | 1:26:08 | — | — |
| 2025 Johannesburg | Doubles | #782 of 2,551(top 31%) | 1:23:59 | 48:22 | 25:19 |
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 Michael van Tonder & Tarryn Ostrom
At 2026 Johannesburg, Doubles:
- #713 Richard Bryce & Brendan Kruger — 1:26:02
- #714 Zain Dendar & Sulaimaan Daya — 1:26:02
- #715 Jeanette Venter & Lisa van Rooyen — 1:26:02
- #716 Zach Nerwich & Craig Nerwich — 1:26:03
- #717 JD Vorster & Miné Vorster — 1:26:07
- #719 Amy Erasmus & Lauren Erasmus — 1:26:09
- #720 Chantal Broomfield & Deborah David-Hannibal — 1:26:10
- #721 Luiz Helena & Juvy Frade — 1:26:13
- #722 Louwrens Zeeman & Nadine Zeeman — 1:26:13
- #723 Olebogeng Tlhong & Kiara van Zyl — 1:26:13