Donald Bierer's Profile
Recent Races
| Almaty Marathon | 10/09/2023 | Almaty | ALA - KAZ | 06:08:44 |
| Samoa International Marathon | 07/15/2023 | Sapapali’l | FA - WSM | 06:44:43 |
| Bishkek Marathon | 10/11/2023 | Bishkek | GB - KGZ | 06:16:20 |
| Warsaw Marathon | 09/24/2023 | Warsaw | MZ - POL | 05:56:54 |
| Amazing Port Moresby Marathon | 07/30/2023 | Port Moresby | NCD - PNG | 06:28:15 |
| American Samoa Marathon | 07/12/2023 | Ottoville | OTH - ASM | 07:33:01 |
| Malbun Marathon | 05/27/2023 | Malbun | OTH - LIE | 07:56:30 |
| Khujand Marathon | 10/14/2023 | Khuland | SU - TJK | 06:48:35 |
| Tashkent City Marathon | 10/13/2023 | Tashkent | TK - UZB | 06:05:04 |
| Nadi Run | 07/25/2023 | Denarau Island, Nadi | W - FJI | 06:26:43 |