Gwyn Johnson
- Rasys
- 1
- Safle dosbarth gorau
- 56fed M
- Pentyrch Hill Race
- Safle categori gorau
- 35fed MS
- Pentyrch Hill Race
- Safle cyfres gorau
- 243fed
- South Wales Series 2024
- Sgôr cyfartalog
- 113.54
Canlyniadau diweddar
| SafleSaf | Dyddiad | Ras |
|---|---|---|
| 61 | 30 Ebr 2024 | Pentyrch Hill Race M 56 MS 35 |