Mariano Barreto (born January 18, 1957) is a Portuguese football manager who most recently coached the Ethiopia national football team. In January 2009, he became an assistant coach in the Russian Premier League with FC Kuban Krasnodar. Barreto was officially registered as head coach of Kuban because Sergei Ovchinnikov, who really managed the team, did not own a UEFA Pro Licence.In April 2014, Barreto was selected to take over the head coach of Ethiopia.