Ralph Moses Paiewonsky wurde am 9 November 1907 in Amerikanische Jungferninseln geboren. Er war mit Ethel Heller verheiratet. Er starb am 9 November 1991 in Amerikanische Jungferninseln.
Served eight years as Governor of the Virgin Islands in the 1960s. President John F. Kennedy appointed him Governor of the territory in 1961, inaugurating a period of substantial growth in tourism and economic development.