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
Safleoedd cyfres
| Tymor | Safle |
|---|---|
| South Wales Series 2024 M 191 MS 85 113.54 | 243 |