Parenteel: Sietze Boonstra
Generatie 1
1 Sietze Boonstra, * 1899 Ureterp Friesland, † 1978 Ureterp Friesland, ∞ 1930 Ureterp Friesland Freerkje Veenstra, * 1905 Ureterp Friesland, † 1970 Ureterp Friesland.
1 Sietze Boonstra, * 1899 Ureterp Friesland, † 1978 Ureterp Friesland, ∞ 1930 Ureterp Friesland Freerkje Veenstra, * 1905 Ureterp Friesland, † 1970 Ureterp Friesland.