Marco López, Jr. served as Mayor of Nogales from 2001-2004. He identifies as a Democrat.
2022
–Endorsed Adrian Fontes (D) for Secretary of State of Arizona (won)
2024
–Endorsed Conor O’Callaghan (D) for Representative of Arizona, 1st District (lost primary)
–Endorsed Yassamin Ansari (D) for Representative of Arizona, 3rd District (won)
2025
–Endorsed Daniel Hernández, Jr. (D) for Representative of Arizona, 7th District (lost special primary)
The Endorsement Project 