László was the son of Antal Erdélyi de Somkerék and Margit Antimus de Tapsony. The date and place of his birth have not been found.
László Erdélyi de Somkerék
Antal Erdélyi de Somkerék (-<1430)
Miklós Somkereki
László Somkereki
NN Méhesi
Gerő Méhesi
Margit Antimus de Tapsony