Robert Grateron has 5 recorded races from Tucson, AZ, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2026-02-22 | 2026 Rock 'n' Roll Las Vegas 10k | 10K | 1:03:37 | 890 |
| 2023-06-04 | 2023 Rock 'n' Roll San Diego Half Marathon | Half Marathon | 2:04:52 | 4538 |
| 2023-02-26 | 2023 Rock 'n' Roll Las Vegas Half Marathon | Half Marathon | 1:54:13 | 1505 |
| 2022-06-05 | 2022 Rock 'n' Roll San Diego Half Marathon | Half Marathon | 1:54:56 | 2032 |
| 2022-01-16 | 2022 Rock 'n' Roll Arizona Marathon | Marathon | 4:30:01 | 673 |