Stiliyan Kovachev () (born on 26 February 1860 in Yambol, died on 11 July 1939 in Sofia) was a Bulgarian General. During the First Balkan War he commanded the Rodopi Detachment and later 4th Army. He was a Minister of Defense for short time in the beginning of the Second Balkan War in the government of Stoyan Danev (1913).