siblings of Dyoll Tanwy

half siblings paternal

horse Geler Tywysog ap Braint (Welsh-Cob (Sek. D), 1970, from Llanarth Braint)

Geler Tywysog ap Braint

broodmare Marlais Myfanwy (Welsh-Cob (Sek. D),  , from Llanarth Braint)

Marlais Myfanwy

broodmare Llanarth Claerwen (Welsh-Cob (Sek. D), 1973, from Llanarth Braint)

Llanarth Claerwen

horse Parc Jolly (Welsh-Cob (Sek. D), 1961, from Llanarth Braint)

Parc Jolly