Eugene married Frances Elizabeth Diehl in 1923 in Rochester, Monroe County, New York, USA. Frances (daughter of Frank Jacob Diehl and Sarah Anne Wheater) was born on 12 Jan 1901 in Rochester, Monroe County, New York, USA; died on 15 Nov 1968 in Kailua, Honolulu County, Hawaii, USA. [Group Sheet] [Family Chart]

1. Richard William McCarthy was born on 11 Jul 1924 in Winthrop, Suffolk County, Massachusetts, USA; died on 10 Oct 2004 in Laguna Hills, Orange County, California, USA; was buried in Ascension Cemetery, Lake Forest, Orange County, California, USA.
2. Kathryn Mary McCarthy was born on 16 Aug 1926 in Massachusetts, USA; died on 19 Feb 1990; was buried in National Memorial Cemetery of the Pacific, Honolulu, Honolulu County, Hawaii, USA.
3. Jeanne McCarthy was born on 11 Jun 1929 in Massachusetts, USA; died on 25 Jul 2009 in Massachusetts, USA.
4. Mary Gertrude McCarthy was born on 22 Nov 1934 in Massachusetts, USA; died on 27 Oct 2014 in Utica, Oneida County, New York, USA.
5. Carole McCarthy