Andrés Arturo Mack (1876 – 1936). Australian born (then naturalized Argentine) footballer who played as midfielder. Mack spent his entire career with Alumni (where he won 20 titles) and the Argentina national team.
- "Sometimes nicknamed Colorado - "Red hair" in Spanish." https://en.wikipedia.org/wiki/Andr%C3%A9s_Mack
- "... Andrew Mack, nicknamed El Colorado after his red hair..." https://www.scotsfootballworldwide.scot/brownbrothers