Steffan Thomas
Prop
| OED |
| [counter num_start="0" num_end="26" num_speed="1500"] |
| UCHDER (cm) |
| [counter num_start="0" num_end="183" num_speed="1500"] |
| PWYSAU (kg) |
| [counter num_start="0" num_end="122" num_speed="1500"] |
| YMDDANGOSIADAU |
| [counter num_start="0" num_end="59" num_speed="1500"] |
| SAFLE |
| Prop |
| LLEOLIAD GENI |
| Carmarthen |
| ANRHYDEDDAU |
| Cymru D20 |
| YMUNO ERS |
| 01 ION 2016 |
Noddir gan
Mae'r prop pen rhydd wedi gwneud tri ymddangosiad oddi ar y fainc i’r Scarlets yn y Cwpan Eingl-Gymreig. Ymddangosodd yn gryf i Scarlets A yng Nghwpan Celtaidd 2019-20, ond mae anafiadau difrifol i'w ben-glin wedi rhwystro ei gynnydd dros y ddau dymor diwethaf.
YSTADEGAU
| Tîm Oddi Cartref | CAIS | TRO | ADLAM | GOSB | YC | RC | PWYNTIAU | ||
 | Barbarians | 16 ION 2023 GC 14:00 | - | - | - | - | - | - | - |
 | Cardiff Rugby | 29 ION 2023 GC 19:00 | - | - | - | - | - | - | - |
 | Dragons | 06 ION 2023 GC 19:00 | - | - | - | - | - | - | - |
 | Vodacom Bulls | 22 ION 2023 GC 15:00 | - | - | - | - | - | - | - |
| Cardiff Rugby | 04 ION 2023 GC 17:00 | - | - | - | - | - | - | - |
 | Emirates Lions | 11 ION 2023 GC 17:00 | - | - | - | - | - | - | - |
 | Leinster | 18 ION 2023 GC 19:00 | - | - | - | - | - | - | - |
 | Ospreys | 26 ION 2023 GC 15:00 | - | - | - | - | 1 | - | - |
| Cardiff Rugby | 02 ION 2023 GC 15:00 | - | - | - | - | - | - | - |
 | Castres Olympique | 09 ION 2023 GC 16:00 | - | - | - | - | - | - | - |
 | Black Lion | 15 ION 2023 GC 20:00 | - | - | - | - | - | - | - |
 | ASM Clermont Auvergne | 13 ION 2024 GC 14:00 | - | - | - | - | - | - | - |
 | Edinburgh Rugby | 19 ION 2024 GC 20:00 | - | - | - | - | - | - | - |
 | Connacht | 02 ION 2024 GC 17:00 | - | - | - | - | - | - | - |
| CYFANSWM | - | - | - | - | 1 | - | - |