https://en.wikipedia.org/wiki/Jim_Phelan_(Irish_writer)
Marriage 1 on Dec 07 1920 to Dora O'BRIEN b. Sep 19 1897 (links earlier)
Dora Mary PHELAN died Sep 26 1924 aged 27
LINK #40
Daughter Catherine Mary O'BRIEN born Oct 31 1922 Liverpool Lancs Q4 V8b P311
She married John Patrick SINGLETON;
they had six children according to an online tree
and she died Aug 1987 Nottingham V8 P1101 aged 64
Marriage 2 to Jill Constance HAYES (still looking c1937!)
The article from dathai's link and others, state that she died after the Blitz but I cannot find a death
There is a death of a Jill Constance PHELAN in 1987 Biggleswade, Bedfordshire Apr V9 P236 aged 71 at Fairfield Hospital, Stotfold, Beds. DoB given as Apr 14 1916.
Son Seumas b. Feb 04 1938 Hampstead Greater London 1938 Q1 V1a P842
He died in Australia on Nov 13 2016
LINK to death notice and
LINK to obituary
Marriage 3 on 1944 to Kathleen NEWTON b. Nov 27 1917
Hampstead, Middlesex Q1 V1a P1138
She died Nov 26 2014 in Cirencester, Gloustershire
LINK to reflection on Kaye PHELAN
noting that there is an email address for James Phelan's grandson in the comments on this piece