Frank McNamara may refer to:
Frank McNamara (musician), Irish arranger, conductor, composer, and pianist Frank McNamara (RAAF officer) (1894–1961), Australian Victoria Cross recipient and air force officer Frank L. McNamara Jr. (born 1947), United States Attorney for the District of Massachusetts, 1987–1989 Frank X. McNamara, co-founder of Diners Club See also Francis McNamara (disambiguation)