Armando Santos Marcelo (born 25 May 1988) is a Mexican professional boxer who won the NABF flyweight title in 2013.
He then traveled to Tokyo, where he lost by unanimous decision to future WBC and The Ring flyweight champion Toshiyuki Igarashi on November 6, 2010.
His next tough loss came on June 17, 2011, where he lost by UD against Carlos Cuadras, coincidentally a future WBC super flyweight champion himself.
He knocked Herald Molina out in the second round on May 25, 2013 in León, Guanajuato for the vacant NABF flyweight championship.
[1] He won the minor WBC–USNBC flyweight title three months later in Toluca, when he defeated Roilo Golez by UD.