JUAN DE DIOS IBARRONDO AND CECILIA LOPEZ MAYBE FROM SAN SEBASTIAN WERE INDEED THE FATHER OF RUFINO IBARRONDO LOPEZ 17/NOV/1885-SEPT./1963 SSN# 581-18-6016 . DONATO AND BERNARDO IBARRONDO WERE ALSO SON OF JUAN AND CECILIA. SO MY FAMILY TREE BEGAN ON SAN SEBASTIAN, PR. LATER THEY MOVED TO MAYAGUEZ. DATA OBTAINED FROM SOCIAL SEGURITY ADMINISTATION.