Tjerk Vellinga, born circa 1858, merchant.
Tjerk was married to
Sijtske Kalma, born circa 1861.
From this marriage:
- 4 : Anna Vellinga, born in Harlingen on June 27, 1890, maid servant.
Anna was married in Harlingen on August 1, 1912, at the age of 22 to Klaas Boonstra (aged 22 years), born in Harlingen on July 29, 1890, son of Sije Boonstra (bloatercurer, dock hand, docker and transport worker) and Grietje Tigchelaar (maid servant), casual labourer, fisher and workman, died in Groningen on March 29, 1948, aged 57 years.