Andrés de López y Isabel de Medina, casados antes de 1615 (y sobre la familia Ahumada de Lagos)

Hello!

I'm hoping someone here is familiar with the López de Lara, Ahumada/Aumada and Medina families of Lagos de Moreno circa 1570-1665 and/or can point me in the right direction for answers to the below questions.

I found the following baptism in parish register of Santa María de los Lagos:

Andrés, bt. 14 Oct 1615 in Lagos, son of Andrés de López and Isabel de Medina

Is Isabel de Medina (above) is the same person as doña Isabel de Medina (below)?

1. Antonio de Lepe (López?), son of doña Isabel de Medina
  m. doña Josepha de Ahumada/Aumada
    1.1 Francisco, bt. 14 Nov 1644 La Asunción, Lagos de Moreno, Jalisco, Mexico (madrina: Da Ysabel de Medina)
    1.2 María, bt. 14 Aug 1648 La Asunción, Lagos de Moreno, Jalisco, Mexico (madrina: "Doña Isabel de Medina Viuda, y madre de el dicho Antonio de Lepe")
    1.3 Francisca de Aumada, vecina de León (1673), y en Lagos (1676) en la casa de Antonia de Villegas (madre de Juan de Santoyo)
        m. 23 Jan 1673 in Lagos to Juan de Santoyo, bt. 2 Aug 1643 in Lagos.

  • This seems to be the only Ahumada/Aumada family residing in Lagos at this time (1640s). Are they connected to the Ahumada family of Guadalajara?
  • Is Andrés de Lópes (in the baptismal record above) connected to the family of Andrés de López de Lara (c1600-bef. 1650) of Lagos de Moreno? They cannot be the same man, but there seems to be a male named "Andres" in every generation of the López de Lara family of Lagos and León. Maybe related?
  • Who is Isabel de Medina?

https://www.familysearch.org/ark:/61903/3:1:9392-KW8C-F

https://www.familysearch.org/ark:/61903/3:1:939F-WZ9F-VZ

https://www.familysearch.org/ark:/61903/3:1:939F-WZ9V-2D

https://familysearch.org/ark:/61903/3:1:9392-G5RT-B

https://www.familysearch.org/ark:/61903/3:1:3QS7-L9K8-KRRM

https://www.familysearch.org/ark:/61903/3:1:9392-G5RZ-7