Katarina Blagojević, also known as Katarina Blagojević-Jovanović was a Serbian chess player who held the title of Woman Grandmaster. She shared 4th–5th place in the Women's World Chess Championship Candidates Tournament in 1964. She was a three-time winner of the Yugoslav Women's Chess Championship and won a team silver medal and bronze individual medal at the Women's Chess Olympiads in 1963 and 1966, respectively.

The 20th Chess Olympiad, organized by FIDE and comprising an open team tournament, as well as several other events designed to promote the game of chess, took place between September 18 and October 13, 1972, in Skopje, Yugoslavia.