William Moran or Bill Moran may refer to: William F. Moran (admiral) (born c. 1960), United States Navy admiral William F. Moran (knifemaker) (1925–2006), knifemaker who founded the American Bladesmith Society William H. Moran (1864–1946), United States Secret Service agent William Joseph Moran (1906–1996), Roman Catholic bishop William L. Moran (1921–2000), American Assyriologist William Thomas Alldis Moran (1903–1942), Australian naval officer Bill Moran (catcher) (1869–1916), catcher and left fielder in Major League Baseball Bill Moran (pitcher) (born 1950), American politician and retired baseball pitcher Billy Moran (born 1933), American baseball player Francis D. Moran (born 1935), also known as "Bill" Moran, American admiral, third Director of the National Oceanic and Atmospheric Administration Commissioned Officer Corps