Bonifacius de Vries, born circa 1870 (?), died before January 24, 1921, aged at most 51 years.

Bonifacius was married to
Grietje Smids, born circa 1858, koffiehuishoudster.

• 1 : Maria Catharina de Vries, born in Harlingen circa 1897.
  Maria was married in Harlingen on January 24, 1921, at the age of approximately 24 to Hermanus Tichelaar (aged 30 years), born in Harlingen on August 22, 1890, son of Hendrik Tichelaar (merchant, workman and postman) and Klaasje Bonk, boilermaker and ondermachinist.