Hedzer Rinzes Douma, born circa 1799 (?).
Hedzer was married in Tietjerksteradeel on February 2, 1826, at the age of approximately 27 to
Trijntje Jans van Keimpema (aged 24 years), born in Eernewoude on January 19, 1802, christened there on February 7, 1802, daughter of Jan Keimpes van Keimpema (rentier) and Frytzen Rienks.