We looked at a family tree, That does have a few of the Peon and Del Valle names (maybe it is incomplete), Juan de Peon Cano m. Pilar Contreras, children-Pedro de Peon Contreras (m. Julia de Regil Fajardo my grandmother's aunt) Alfredo Peon de Contreras, Juan de Peon Contreras, Adriana de Peon Contreras, Pilar de Peon Contreras and Jose de Peon Contreras m. Leon de Valle,
and their children were Juan, Ramon, Luiz, Leonor, and Jose Peon Del Valle.