See also

Gerard MCMAHON's parents: Charles James Wilkinson MCMAHON (1911-1969) and Marie Frances PLUMMER (1919-2009)
Gerard MCMAHON's brother: John Charles MCMAHON

Family of Gerard Francis MCMAHON

Partner:
Gerard Francis MCMAHON
Partner:
(unknown)

Partner: Gerard Francis MCMAHON

Name:
Gerard Francis MCMAHON¹
Sex:
Male
Father:
Charles James Wilkinson MCMAHON (1911-1969)
Mother:
Marie Frances PLUMMER (1919-2009)

Sources

1.: Katherine Joslin, Charles McMahons Family by Katherine Joslin. Family History Stuff Folder, My Docs.