Trajko Rajković was a Yugoslav basketball player who played for OKK Beograd in the Yugoslav First League during their Golden Era, in the late 1950s and first half of the 1960s. In that period, the club won three Yugoslav League championships and two Yugoslav Caps. Rajković went to Italy in 1967, where he played two seasons with Libertas Livorno and Reyer Venezia in the Top League. Rajković was the leading scorer in the Italian League in the 1967/68 season.
With the national team, Rajković played a total of 113 games from 1963-70. He won an Olympic silver medal and three medals (two silver and one bronze) at the European Championships. He also won two medals at the FIBA World Championships: silver in 1963 and gold in 1970. As a medical student, Rajković died in his sleep after a heart attack in his hotel room just four days after winning the World Championships.