Joseph McCarthy died at age 48 on May 2, 1957.
See: Eugene McCarthy
Assuming that you are referring to Joseph McCarthy, the notorious anti-Communist Republic Senator in the 1950s, then Truman never fired him. As a member of Congress, McCarthy was elected (from Wisconsin), and could not be fired by a President.
German
Ireland
Senator Joseph McCarthy
Abigail McCarthy died in 2001.
Nell McCarthy died in 2009.
Harold McCarthy died in 1970.
Wilson McCarthy died in 1956.
Desmond McCarthy died in 1966.
Thaddeus McCarthy died in 1492.
Winston McCarthy died in 1984.
Daniel McCarthy died in 1957.
Cuan McCarthy died in 2000.
Lillah McCarthy died in 1960.
Maud McCarthy died in 1949.
Albert McCarthy died in 1987.