2005–06 Primera División A season

Primera División A
Season2005–06
ChampionsApertura: Puebla (1st Title)
Clausura: Querétaro (2nd title)
PromotedQuerétaro
RelegatedTijuana
Irapuato
Top goalscorerApertura: Mauricio Romero Alvizu (16)
Clausura: Diego Olsina (15)

Primera División A (Méxican First A Division) is a Mexican football tournament. This season was composed of Apertura 2005 and Clausura 2006. Querétaro was the winner of the promotion to First Division after winning Puebla in the promotion playoff.