Children:
- 1. Hijlke Jans Hijlkema was born about Jun 1811 in Langezwaag, Opsterland, FR, NLD; died on 10 Nov 1873 in Schoterland, FR, NLD.
- Wolter Jans Hijlkema was born on 10 Dec 1812 in Mildam, Schoterland, FR, NLD.
- Aaltje Jans Hijlkema was born on 30 Aug 1814 in Mildam, Schoterland, FR, NLD; died before 1830.
- Fokke Jans Hijlkema was born on 05 Sep 1816 in Mildam, Schoterland, FR, NLD.
- Gerrit Jans Hijlkema was born on 24 Sep 1818 in Nieuwehorne, Schoterland, FR, NLD.
- Klaas Jans Hijlkema was born on 14 May 1820 in Schoterland, FR, NLD.
- Hijlkjen Jans Hijlkema was born on 29 Sep 1822 in Opsterland, FR, NLD.
- Ruurd Jans Hijlkema was born on 25 Dec 1825 in Opsterland, FR, NLD.
- Aaltje Jans Hijlkema was born on 14 Jan 1830 in Opsterland, FR, NLD.
- Johannes Jans Hijlkema was born on 23 Mar 1834 in Opsterland, FR, NLD.
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