Karla Siekavizza has 2 recorded races from Guatemala, Guatemala, GT.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-02-02 | Life Time Miami Marathon & Half presented by FP Movement Half Marathon | Half Marathon | 2:39:20 | 9522 |
| 2023-01-28 | Life Time Miami Marathon & Half Half Marathon | Half Marathon | 2:20:44 | 6063 |