Marianne Biggerstaff has 4 recorded races from Duncan, SC, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-04-27 | 2025 Rock 'n' Roll Nashville 1 Mile | 1 Mile | 10:03 | 262 |
| 2025-04-26 | 2025 Rock 'n' Roll Nashville 10K | 10K | 1:12:47 | 1036 |
| 2023-04-22 | 2023 Rock 'n' Roll Nashville 615 10K | 10K | 1:11:28 | 1095 |
| 2023-04-22 | 2023 Rock 'n' Roll Nashville 1 Mile | 1 Mile | 09:44 | 148 |