Kosta Angelov vs Boris Feliksovich Maryasin
5th Memorial Georgiev-Kesarovski Sunny Beach BUL round 7 2006.09.08
Sicilian Defense: Alapin Variation 1-0

Kosta Angelov vs Ratmir Kholmov
Varna it 1987.??.??
King’s Gambit Accepted: Abbazia Defense 0-1

Kosta Angelov vs Erland Henrichsen
13th European Individual Senior Championship Plovdiv, Bulgaria round 8 2013.03.18
French Defense: Exchange Variation 1-0

Vladimir Ilyich Okhotnik vs Kosta Angelov
13th European Individual Senior Championship Plovdiv round 9 2013.03.19
Barnes Defense 1-0

Angel Valeviev Angelov vs Kosta Angelov
TCh-BUL Pamporovo BUL round 5 2001.10.06
Scandinavian Defense 1-0