Lords of Medina de Rio Seco Señores de Medina de Rio Seco Records #3 Holders Family filter On/Off Alfonso Enriquez de Castilla, lord of Medina de Rio Seco Alfonso Enriquez, 2nd count of Melgar * c. 1430 Leonor, lady of Tordehumos e Medina de Rioseco Corrections and Updates To suggest a correction or an update. Click Here