Pencampwyr Cwpan Roderick Bowen 1957-58 Rhes gefn o'r chwith i’r dde: C Thomas Llandysul, D J Davies Beeches, E O Griffiths Cnwc, A L Jones Brynafon, G Crompton Danffynnon, E James Penrhiw, A Jones Etham, B Thomas Brynorllwyn, G E Griffiths Llys-gwyn, T E Jones Lleine, Tucker Laugharne (Dyfarnwr), T Davies Lampeter (Llumanwr), W Davies Vaynor
Rhes flaen: P James Eurllwyn, E Davies Vaynor, B Jones Wernllys, L James Llysalaw, T Williams Pen-pwll, , E Griffiths Llys-gwyn, O Evans Penrhiwllan Inn, M Thomas Garden View, E Evans Maesyberllan.