Steinunn Jasonardóttir was born in 1867 in Húnavatnssýsla. She died in Alberta in 1947.
Spouse: 1883 in Mountain, N. Dakota Jóhann Sveinsson b. in N. Múlasýsla, d. 1924 í Alberta
Children: 1. Anna Sigurbjörg b. December 26, 1888 in Mountain, ND 2. Sveinn b. September 10, 1890 3. Ellis 4. Jason Sigurpáll b. March 23, 1894 5. Inga b. December 6, 1895 6. Guðrún b. September 9, 1897 7. Pálína b. 1899 8. Guðbjörg Guðmundína b. in Alberta on August 15, 1901 9. Emilu Margrét b. January 18, 1903 10. Oddur Guðni Leo b. April 17, 1905 11. Sadie Sigríður b. February 2, 1907 12. Aldís María b. May 24, 1909.
Steinunn came west to Canada in 1874 with her parents, Jason Þórðarson and Anna Jóhannesdóttir. They settled in New Iceland a year later, but then moved south to N. Dakota in 1879. There Steinunn married Jóhann and they moved to Alberta about the turn of the century. Jóhann Sveinsson and Jóhannes Vigfússon appear to be the same person.