She is married to Willem Lodewijk PHILIPPUS.
They got married on January 31, 1886 at Groningen, Gemeente Groningen, Groningen, Nederland , she was 22 years old.
"United States Census, 1930," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:XQB2-DP2 : accessed 3 August 2021), Freda Philippus in household of William L Philippus, Grand Rapids, Kent, Michigan, United States; citing enumeration district (ED) ED 80, sheet 16B, line 93, family 303, NARA microfilm publication T626 (Washington D.C.: National Archives and Records Administration, 2002), roll 1003; FHL microfilm 2,340,738.
"Nederland, Indexen van de Archieven, Primaire Archiefstukken (BS en DTB), 1600-2000," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:QL44-P9FT : 22 August 2017), Frederika Balk, Birth 04 Mar 1863, Groningen, Nederland; from database, openarchives (https://www.openarch.nl : 2016); citing Groningen, archive 1399, inventory number 6101, record number 195; ; AlleGroningers.
"Nederland, Indexen van de Archieven, Primaire Archiefstukken (BS en DTB), 1600-2000," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:QL52-FKFP : 6 October 2017), Willem Lodewijk Philippus and Frederika Balk, Marriage 31 Jan 1886, Groningen, Nederland; from database, openarchives (https://www.openarch.nl : 2016); citing Groningen, archive , inventory number , record number 22; ; AlleGroningers.
"Netherlands Births and Baptisms, 1564-1910", database, FamilySearch (https://familysearch.org/ark:/61903/1:1:X13C-K2B : 3 January 2020), Frederika Balk, 1863.
"Michigan Death Certificates, 1921-1952," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:KF3G-YNL : 13 March 2018), Fredereka Philippus, 22 Jul 1946; citing Grand Rapids, Kent, Michigan, United States, Division for Vital Records and Health Statistics, Lansing; FHL microfilm 1,972,829.