Sergio Navarro Barquero (born 17 October 1979) is a Spanish professional football manager and a former player who is currently the manager of Nemzeti Bajnokság I club Debrecen.
Navarro played in Villarreal CF and another teams in Tercera División and Divisiones Regionales de Fútbol until his retirement in the age of 26.
In 2005 he began a coaching career in CD Castellón sportive school as a coach of the different ages teams. After he continued as a Head of methodology in the Russian FC Rubin Kazan from 2011 until 2013 and in Villarreal CF from 2014 until 2017.
In June 2017, he signed a contract with the Ukrainian Premier League's FC Karpaty Lviv and was named as a manager of this Ukrainian team.