Árni Árnason was born in N. Múlasýsla on May 7, 1883. He died in Lyon County on September 10, 1935. He took the name Arni (Ernest) Magnusson in the west.
Spouse: June 16, 1913 Sigurbjörg (Bertha) Árnadóttir b. 1885 in Minnesota, d. 1969.
Children: Josephine Sigurbjörg b. May 22, 1914 2. Árni Ellsworth b. June 26, 1916 3. Margaret Sigríður b. January 8, 1919 4. Phyllis b. 1922 5. Elizabeth b. 1924 6. Dorothy b. 1926.
Árni came west to Minnesota in 1889 with his parents, Árni Magnússon and Sigurbjörg Árnadóttir. Sigurbjörg was the daughter of Árni Sigvaldur Jónsson, who had come west with his father, Jón Jónsson from Hraunfell in Vopnafjörður, in 1880 and Sigríður Vigfúsdóttir who came west in 1878 with her parents, Vigfús Jóefsson and Sigurborg Hjálmarsdóttir at Leifsstaðir in Vopnafjörður. Árni and Sigurbjörg lived in Minneota, Minnesota.