Ranjan Kumar has 4 recorded races from -, IN.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-01-11 | TCS Fit4Life Corporate Challenge 2024-25 - Kolkata 5 km Non-competing | 5K | 46:19 | 198 |
| 2023-07-02 | Bengaluru 10K Challenge 10 Km | 10K | 1:21:36 | 3767 |
| 2023-07-02 | Bengaluru 10K Challenge 10 Km | 10K | 1:26:51 | 4176 |
| TCS London Marathon 2026 | Marathon | 7:45:42 | 59339 |