https://www.familysearch.org/tree/pedigree/landscape/KN6H-K1Q

If you follow that tree backward you find yourself here:

ferando eanes de ornelas nacido en ~1200.... looks like these folks were from Amares, Braga, Portugal..... that is if it is the correct individual but there is already a tree created.

IF that is correct then it just may have been created as a name for the place he was from:  https://en.wikipedia.org/wiki/Dornelas_(Amares)

https://gw.geneanet.org/serch1992?lang=es&n=de+ornelas&p=fernando+eanes

Do you have this info?  I think these are the folks you are asking about.   If not you can find it here:  https://es.geneanet.org/fonds/individus/?go=1&nom=de+Ornelas+y+Perestre…Álvaro+&prenom_operateur=or&with_variantes_nom=&with_variantes_nom_conjoint=&with_variantes_prenom=&with_variantes_prenom_conjoint=&size=10

 Alvaro de Ornelas Y Perestrello

• Nacido en 1561 - Canico, Santa Cruz, Madeira, Portugal
• Fallecido en 1614 - Jalostotitlán, Jalisco, México, a la edad de 53 años

 Padres

• Joao Álvaro d'Ornellas Y Vasconcellos 1540-
• Luzia Perestrello 1543-

 Casamiento(s) y/e  hijo(s)

• Casado el 29 de octubre de 1586, Santa María de los Lagos, Lagos de Moreno, Jalisco, Mexico, con Isabel De Mendoza 1555- con
  • Manuel Ornelas Mendoza 1588-
  • Alonso de Ornelas y Mendoza 1590-
  • Maria de Ornelas de Mendoza 1595-1670
  • Rodrigo Ornelas de Mendoza 1597-1674
  • Alvaro Ornelas Mendoza 1598-
  • Leonor Ornelas Mendoza 1604-1679

 Hermanos

• Cezilia Ornellas
• Bonifácio Ornellas
• Joao Ornellas Moura †
• Alvaro de Ornelas Y Perestrello 1561-1614