Sijbolt Pieters Bos, born in Uithuizermeeden circa 1817, died before 1849.

He was married in Uithuizermeeden on May 3, 1845 to
Hindriktje Klaassens Glas, born in Uithuizermeeden circa 1824, daughter of Klaas Jakobs Glas and Geertje Sibelts.
(She was married afterwards in 't Zandt on June 25, 1849 to Aarent Kornelis Hoving, born in 't Zandt circa 1818, son of Kornelis Derks Hoving and Geertje Jans.)