The Devantier Family Tree
Family: Gunnlaugur Einar Þórðarson / Herdís þorvaldsdóttir (F4501)
 | Þórður Sveinsson (1874-1946) |
 | Ellen Johanne Kaaber (1888-1974) 
|
 | Hörður Þórðarson (1909-1975)  |
| Úlfar Þórðarson (1911-2002) |
| Sveinn Þórðarson (1913-2007) |
| Nína Thyra Þórðardóttir (1915-2004) |
| Agnar Jóhannes Þórðarson (1917-2006) |
| Gunnlaugur Einar Þórðarson (1919-1998)
 |
