Gustáv Hraà ¡ka (born 5 January 1953) is a Slovak former basketball player. He was voted to the Czechoslovak 20th Century Team in 2001.
During his club career, Hraà ¡ka won four Czechoslovak League championships, in the years 1972, 1974, 1981, and 1982.
With the senior Czechoslovakia national team, Hraà ¡ka competed in the men's tournament at the 1976 Summer Olympics and the 1980 Summer Olympics. With Czechoslovakia, he also won the bronze medal at the 1977 EuroBasket, and the bronze medal at the 1981 EuroBasket.