Stefan Stoyanov Grozdanov (Bulgarian: Стефан Стоянов Грозданов) (born 13 March 1946) is a Bulgarian former football player and manager.
He coached Bdin Vidin, Hebar Pazardzhik, Septemvri Sofia, Velbazhd Kyustendil, and Spartak Varna.
During his stay in charge of the team he stabilized the club at the 10th place in the A PFG.
He achieved three wins, five draws and seven losses while at the helm of Montana.
This biographical article relating to Bulgarian football is a stub.