Domingo married Francisca Antonia Leocadia Imaz Zubiaurre on 13 Jan 1877 in Mutriku, Gipuzkoa. Francisca was born on 9 Dec 1849 in Mutriku, Gipuzkoa. [Group Sheet] [Family Chart]

1. Jose Maria Arriola Ymaz was born on 16 Oct 1877 in Mutriku, Gipuzkoa.
2. Ysidro Joaquin Arriola Ymaz was born on 2 Mar 1879 in Mutriku, Gipuzkoa; died on 19 Apr 1957 in Vale, Oregon.
3. Petra Josefa Antonia Arriola Ymaz was born on 29 Jun 1881 in Mutriku, Gipuzkoa.
4. Juana Ygnacia Arriola Imaz was born on 09 Mar 1883 in Mutriku, Gipuzkoa; died on 27 Feb 1938 in Boise, Idaho.
5. Pedro Jose Arriola Ymaz was born on 21 Apr 1885 in Mutriku, Gipuzkoa.
6. Felipe Arriola Imaz was born on 19 Mar 1888 in Mutriku, Gipuzkoa; died on 11 Oct 1967 in Boise, Idaho.
7. Josefa Arriola Imaz was born on 03 Sep 1894 in Amoroto, Bizkaia; died on 16 Sep 1970 in Boise, Idaho.
8. Agustina Arriola Imaz