| Ong (lane 6) competing in the 2025 Southeast Asian Games | |
| Personal information | |
|---|---|
| Born | 8 June 1997 [1] |
| Sport | |
| Country | Singapore |
| Sport | Athletics |
Event(s) | 100 metres hurdles, 4 x 100 metres relay |
Kerstin Ong Jing Rong is a Singaporean sprinter. She holds the national record for the 100 metres hurdles, breaking it first at the 2025 Malaysian Open (13.86s). [2] She made her Southeast Asian Games debut in 2025, clocking 13.47s in the heats of the 100 metres hurdles, and 13.85s in the final. [3]