Tjietske Hendriks Post Tichelaar, born in Koningsburen on August 23, 1815, daughter born out of wedlock of Hendrik Post and Fraukje Tjerks Tigchelaar (maid servant, maid servant, woman worker and peat tallier), woman worker, died in Midlum on August 2, 1839, aged 23 years.

Tjietske was married to
N.N., born circa 1812 (?).

• 1 : Klaaske Postma, born in Midlum on April 7, 1839, died there on June 20, 1839, aged 74 days.