Milan Matulović was a chess grandmaster who was the second or third strongest Yugoslav player for much of the 1960s and 1970s behind Svetozar Gligorić and possibly Borislav Ivkov. He was primarily active before 1977, but remained an occasional tournament competitor until 2006.

Borislav Ivkov was a Serbian chess Grandmaster. He was a World championship candidate in 1965, and played in four more Interzonal tournaments, in 1967, 1970, 1973, and 1979.