Robert married Catherine Stewart on 6 Sep 1878 in Toberkeigh Presbyterian Church, Ballintoy Parish, Co. Antrim, NI. Catherine (daughter of Patrick Stuart / Stewart and Elizabeth McAllister) was born about 1859 in Co. Antrim, NI. [Group Sheet] [Family Chart]

1. Eliza Jane Sweeney was born on 24 Jun 1879 in Croaghbeg, Ballintoy Parish, Co. Antrim, NI; was christened on 30 Nov 1879 in Toberkeigh Presbyterian Church, Ballintoy Parish, Co. Antrim, NI.
2. Robert James Sweeney was born about 1887; died on 30 Apr 1889 in Lisserluss, Billy Parish, Co. Antrim, NI.
3. Mary Ann Sweeney was born on 13 Sep 1889 in Lisserluss, Billy Parish, Co. Antrim, NI.
4. Isabella Sweeney was born on 30 Jun 1891 in Lisserluss, Billy Parish, Co. Antrim, NI; died on 10 May 1942 in Karrakatta, Nedlands City, Western Australia, AU; was buried in Karrakatta Cemetery, Karrakatta, Nedlands City, Western Australia, AU.
5. Robert James Sweeney was born on 12 Jun 1893 in Lisserluss, Billy Parish, Co. Antrim, NI.
6. Catherine Sweeney was born on 27 Sep 1896 in Carncolp, Billy Parish, Co. Antrim, NI.
7. William Stewart Sweeney was born on 2 Apr 1899 in Carncolp, Billy Parish, Co. Antrim, NI.