Descendants: Theodorus Claessen
Generation 1
1 Theodorus Claessen, ∞ Sibilla Jansen.
Children of Theodorus Claessen & Sibilla Jansen:- Petronella Claessen, * 1791 Ottersum, , Limburg, Nederland (See 2).
Generation 2
2 Petronella Claessen, * 1791 Ottersum, , Limburg, Nederland (Parents: See 1), ∞ 1819 Ottersum, , Limburg, Nederland Rembertus (Rem) (Rens) Laemers (Lamers), * 1773 Ottersum, , Limburg, Nederland, † 1839 Ottersum, , Limburg, Nederland.
Children of Petronella Claessen & Rembertus (Rem) (Rens) Laemers (Lamers):- Willemina Lamers, * 1820 Ottersum, , Limburg, Nederland (See 3).
- Maria Elisabeth Lamers, * 1821 Ottersum, , Limburg, Nederland (See 4).
- Theodorus Lamers, * 1823 Ottersum, , Limburg, Nederland, † 1828 Ottersum, , Limburg, Nederland.
- Elisabeth Lamers (Laamers), * 1824 Ottersum, , Limburg, Nederland, † 1900 Nijmegen, , Gelderland, Nederland (See 5).
- Johannes Lamers (Laamers), * 1826 Ottersum, , Limburg, Nederland.
- Gertruij Lamers, * 1829 Ottersum, , Limburg, Nederland (See 6).
- Theodorus Lamers, * 1832 Ottersum, , Limburg, Nederland.
- Anna Catharina (Catharina) Lamers, * 1837 Ottersum, , Limburg, Nederland.
Generation 3
3 Willemina Lamers, * 1820 Ottersum, , Limburg, Nederland (Parents: See 2), ∞ 1845 Nijmegen, , Gelderland, Nederland Pierre Tax, * 1814 Hees, , , .
4 Maria Elisabeth Lamers, * 1821 Ottersum, , Limburg, Nederland (Parents: See 2), ∞ 1857 Nijmegen, , Gelderland, Nederland Jan Leenders, * 1824 Neerbosch, Nijmegen, , Nederland.
5 Elisabeth Lamers (Laamers), * 1824 Ottersum, , Limburg, Nederland, † 1900 Nijmegen, , Gelderland, Nederland (Parents: See 2), ∞ 1853 Nijmegen, , Gelderland, Nederland Laurens Peeters, * 1823 Hees, , , .
6 Gertruij Lamers, * 1829 Ottersum, , Limburg, Nederland (Parents: See 2), ∞ 1859 Nijmegen, , Gelderland, Nederland Pieter Gerrits, * 1830 Hatert, Nijmegen, Gelderland, Nederland, † 1902 Nijmegen, , Gelderland, Nederland.