Jan Oosterhuis, born circa 1739 (?), died in Visvliet on October 30, 1809, aged approximately 70 years.

Jan was married before 1809 in church, at the age of at most 70 to
Lutske Wynius (aged at most 25 years), born in Bergum circa 1784, daughter of Nanning Wynius and Baukje Rimmerts Douma, died in Warga on December 1, 1855, aged approximately 71 years.
Lutske was married afterwards in Idaarderadeel on August 7, 1822, at the age of approximately 38 to Pieter Wybes Feenstra (aged 49 years), born in Wartena on June 7, 1773, christened there on July 4, 1773, son of Wybe Baukes and Gerlske Ottes, merchant, Rijksontvanger, merchant, merchant and merchant, died in Warga on December 4, 1848, aged 75 years. Pieter was married before in Wartena on February 3, 1811 in church, at the age of 37 to Trijntje Mients Wandelaar (aged 26 years), born in Ferwerd on September 11, 1784, christened there on October 24, 1784, daughter of Mient Wandelaar (merchant) and Sietsche Ates, died in Warga on January 25, 1812, aged 27 years.