Frank Bernard Reiber (September 19, 1909 – December 26, 2002), nicknamed "Tubby," was an American baseball catcher. He played in Major League Baseball for the Detroit Tigers in 1933, 1935 and 1936. He also played 11 years in the minor leagues, including stints with the Evansville Hubs (1930–1931), Beaumont Exporters (1932), Toledo Mud Hens (1933, 1937), Montreal Royals (1934, 1936), Toronto Maple Leafs (1938–1939), and Portland Beavers (1940–1941).