Rikard Viggo Hass
Parents
- Henriette Nicoline Marie Fehrn (b. 1851) (Mother)
- Adolph Conrad Hass (1850–1935) (Father)
Siblings
- Anne Cathrine Marie Hass (1883–1930) (Sibling)
- Henrik Adolph Marinus Hass (b. 1879) (Sibling)
- Rigmor Gudrun Hass (b. 1896) (Sibling)
- Jenny Elvine Hass (b. 1890) (Sibling)
- Konrad Adolph Hass (b. 1881) (Sibling)
- Henriette Christine Marie Hass (b. 1876) (Sibling)
- Anton Theodor Hass (1884–1965) (Sibling)
- Mary Julie Adolphine Hass (b. 1888) (Sibling)