See also
| Name: | Jón JÓNSSON |
| Sex: | Male |
| Father: | Sumarliði Jón HALLSSON (1854-1914) |
| Mother: | Helga María JÓNSDÓTTIR (1847-1906) |
| Birth | Oct 21, 1890 | Urðasókn, Eyjafjarðarsýsla1,2 |
| Residence | 1890 (age 0) | Þverá, Urðasókn, Eyjafjarðarsýsla3 |
| Residence | 1901 (age 10-11) | Þverá, Urðasókn, Eyjafjarðarsýsla4 |
| Occupation | 1901 (age 10-11) | gegnir smalamensku4 |
| Death | "??" | Norway? |
| 1 | Hálfdan Helgason, "GenWeb". Assessment: Secondary evidence. Svarfdælingar I for birth date |
| 2 | "Icelandic Census 1890". Assessment: Secondary evidence. Þverá, Urðasókn, Eyjafjarðarsýsla - The census 1890 for birth location and date |
| 3 | Ibid. Assessment: Secondary evidence. Þverá, Urðasókn, Eyjafjarðarsýsla - The census 1890 |
| 4 | "Icelandic Census 1901". Assessment: Secondary evidence. Þverá, Urðasókn, Eyjafjarðarsýsla - The census 1901 |