James Byrne was the 4th child of Sarah Hibbs and Francis Byrne
- James Byrne married (1st) Harriet Watkins and (2nd) Eliza Jane Parry. One of of James Byrnes‘ children, and many descendants have lived in the Illawarra since the 1920′s
- 2nd child Sarah Webb nee Byrnes’ descendants have been in the Illawarra since the 1930′s
- 4th child Mary Ann Norman nee Byrnes’ Preston-Young descendants have lived in the Illawarra for much of the time since 1934.
- 12th child, Augustine George Byrnes seems to have been in the Illawarra by the 1920′s, and some of his descendants are believed to remain in the Illawarra.