 Willem I. Feenstra, son of Johannes Hylkes Feenstra and Maaike Willems Zijlstra.Born 21 Dec 1834 Leeuwarden, died 22 Feb 1884 Tirns, age 49 years, buried Dronrijp Married 1 May 1861 Menaldumadeel, age 26 years (married 22 years) to:  Jacoba Jans Jorritsma, age by marriage 23 years, daughter of Jan Jorritsma and Jacoba Jarings Lieuwma.Born 7 Nov 1837 Menaldumadeel Children: 1. Jan Willem FeenstraBorn 18 May 1863 Dronrijp, died 26 Mar 1913 Amsterdam, age 49 years, buried Amsterdam 2. Joannes FeenstraBorn 20 Sep 1864 Dronrijp, died 31 Jan 1905 Amsterdam, age 40 years, buried Amsterdam | |||
| 2nd marriage Willem I. Feenstra, son of Johannes Hylkes Feenstra and Maaike Willems Zijlstra. Married 4 May 1870 Hennaarderadeel, age 35 years (married 13 years) to: Antje Everts Yntema, age by marriage 24 years, daughter of Evert Feikes Yntema and Murkje Pieters de Boer.Born 4 Oct 1845 Wommels, died 13 Feb 1890 Tirns, age 44 years, buried Roodhuis, 1st marriage to: Willem I. Feenstra, 2nd marriage to: Pieter Pieters Lemstra Child: 1. Jeltje FeenstraBorn 6 Dec 1882 Tirns, died 6 May 1963 Dronrijp, age 80 years, buried Dronrijp | |||