Desmond Fitzgerald (born 20 December 1957 in Dublin) is a former Irish rugby union international player who played for the Irish national rugby union team. He played as a prop forward. He played for the Ireland team from 1984 to 1992, winning 34 caps, after making his debut in February 1984 against England in a 12-9 defeat at Twickenham. He played in two Rugby World Cups: 1987 and 1991. He is the father of Irish International rugby player Luke Fitzgerald. Des was also an excellent GAA football player and he won a schools final while playing for De La Salle Rathfarnham National School in Croke Park in 1968.