Mijo Udovčić
Mijo Udovčić (September 11, 1920 - April 8, 1984) was a Yugoslavian chess player, who became the first Croatian Grandmaster in 1962. Jointly with Borislav Ivkov, he won the Yugoslav championships in 1963. Background. Udovčić gained the title of International Master in 1957 and became a Grandmaster in 1962. He was the first Croatian player to attain the Grandmaster title. Chessmetrics gives his highest rating as 2618 in January 1953, which places him 39th in the world at that time. As well as being a top chess player, Udovčić worked as a judge. Notable team results. Udovčić was part  of the Yugoslavian team who won silver medals behind USSR at the 16th Chess Olympiad held in Tel Aviv, Israel in 1964. He played on the fifth board, scoring 5 points from 7 games. Udovčić also played for Yugoslavia in two European Team Chess Championships, scoring 7/10 in Oberhausen in 1961 and 6/9 in Hamburg in 1965. Yugoslavia won silver medals behind USSR in both events. Notable games. Larsen, B–Udovčić, Sarajevo 1960. Bird's Opening (ECO F03) 1.f4 d5 2.Nf3 Nf6 3.e3 g6 4.b4 Bg7 5.Bb2 O-O 6.Be2 Bg4 7.O-O Nbd7 8.Na3 c6 9.c4 e6 10.h3 Bxf3  11.Bxf3 Qe7 12.b5 Ne4 13.Bxg7 Kxg7 14.bxc6 bxc6 15.cxd5 cxd5 16.Nb5 Qb4 17.Rb1 Qxd2 18.Bxe4 Qxe3+ 19.Kh1 Qxe4 20.Nd6 Qe3 21.Rb7 Nf6 22.f5 Qe5 23.fxg6 hxg6 24.Qf3 Rad8 25.Nb5 a6 26.Na7 Rd7 27.Nc6 Qf5 28.Qe2 Rxb7 29.Rxf5 exf5 30.Qxa6 Rb1+ 31.Kh2 Re8 32.Qa7 f4 33.Ne7 Ng4+ 0-1 Larsen resigned as 34. hxg4 was forced, which would have been followed by 34. ... Rh8 checkmate.