(1) She is married to Siert van der Tuuk.
They got married on July 31, 1912 at Usquert (Gr), she was 23 years old.Source 4
(2) She is married to Dootje Bouke Piers.
They got married on April 17, 1915 at Usquert (Gr), she was 25 years old.Source 5
Geboorteregister Usquert 1889
Overlijdensregister Groningen 1943
https://www.graftombe.nl/names/info/2028933/slob
Huwelijksregister Usquert 1912
Huwelijksregister Usquert 1915