Hristo Stefanov Mladenov (7 January 1928 – 24 August 1996) was a Bulgarian football player and manager. He was the manager of the Bulgaria national team during the 1974 FIFA World Cup. He coached Bulgaria three times, and narrowly failed to get them to the finals of Euro 88. He also managed Spartak Pleven, Spartak Sofia, Levski Sofia, Beroe Stara Zagora, Slavia Sofia, Farense and Belenenses. Wikipedia