Benedict Joseph Zientara (February 14, 1918 – April 16, 1985) was a professional baseball infielder. He played all or part of four seasons in Major League Baseball (1941, 1946–48), playing mainly as a second baseman for the Cincinnati Reds. Listed at 5 ft 9 in (1.75 m), 165 lb., he batted and threw right-handed. Zientara died in 1985 in Lake Elsinore, California, at the age of 67. He was buried at the Riverside National Cemetery in Riverside, California.