Descendants (male lines only): Jan Willem Maessen
Generation 1
1 Jan Willem Maessen, * 1779 Maasniel, , Limburg, Nederland, † 1864 Maasniel, , Limburg, Nederland, ∞ 1810 Maasniel, , Limburg, Nederland Maria Smeets, * 1786 Maasniel, , Limburg, Nederland, † 1861 Maasniel, , Limburg, Nederland.
Children of Jan Willem Maessen & Maria Smeets:- Anna Maria Gertruidis Maessen, * 1811 Maasniel, , Limburg, Nederland, † 1882 Beesel, , , .
- Johannes Hubertus (Jan Hubert) Maessen, * 1814 Maasniel, , Limburg, Nederland, † 1897 Sambeek, , Noord-Brabant, Nederland (See 2).
- Casper Hubert Maessen, * 1817 Maasniel, , Limburg, Nederland, † 1879 Maasniel, , Limburg, Nederland (See 3).
- Anne Christine Maessen, * 1819 Maasniel, , Limburg, Nederland.
- Franciscus Hubertus Maessen, * 1822 Maasniel, , Limburg, Nederland, † 1894 Sint Odilienberg, , , (See 4).
- Jan Bapthist Hubert Maessen, * 1825 Maasniel, , Limburg, Nederland, † Meerlo, , Limburg, Nederland.
Generation 2
2 Johannes Hubertus (Jan Hubert) Maessen, * 1814 Maasniel, , Limburg, Nederland, † 1897 Sambeek, , Noord-Brabant, Nederland (Parents: See 1), ∞ 1842 Maasniel, , Limburg, Nederland Petronella Crouwers, * 1815 Sambeek, , Noord-Brabant, Nederland, † 1887 Sambeek, , Noord-Brabant, Nederland.
Children of Johannes Hubertus (Jan Hubert) Maessen & Petronella Crouwers:- Theodorus Hubertus Maessen, * 1844 Maasniel, , Limburg, Nederland, † 1900 Sambeek, , Noord-Brabant, Nederland.
- Johannus Wilhelmus Hubertus Maessen, * 1846 Maasniel, , Limburg, Nederland.
- Maria Gertruda Huberdina Maessen, * 1848 Maasniel, , Limburg, Nederland, † 1904 Wanroij, , Noord-Brabant, Nederland.
- Jacobus Hubertus Maessen, * 1850 Maasniel, , Limburg, Nederland, † 1912 Sambeek, , Noord-Brabant, Nederland (See 5).
- Kasper Hubertus Maessen, * 1852 Maasniel, , Limburg, Nederland, † 1853 Sambeek, , Noord-Brabant, Nederland.
- Christina Huberdina Maessen, * 1855 Sambeek, , Noord-Brabant, Nederland.
- Helena Huberdina Maessen, * 1858 Sambeek, , Noord-Brabant, Nederland, † 1935 Sambeek, , Noord-Brabant, Nederland.
- Willem Hubertus Maessen, † 1896 Sambeek, , Noord-Brabant, Nederland.
3 Casper Hubert Maessen, * 1817 Maasniel, , Limburg, Nederland, † 1879 Maasniel, , Limburg, Nederland (Parents: See 1), ∞ 1854 Haelen, , , Gertruda Smeets, † 1895 Roermond, , Limburg, Nederland.
Children of Casper Hubert Maessen & Gertruda Smeets:- Jan willem Hubertus Maessen, * 1859 Maasniel, , Limburg, Nederland.
4 Franciscus Hubertus Maessen, * 1822 Maasniel, , Limburg, Nederland, † 1894 Sint Odilienberg, , , (Parents: See 1), ∞ 1857 Sint Odilienberg, , , Maria Antonetta Heijligers, * 1832 Sint Odilienberg, , , , † 1914 Sint Odilienberg, , , .
Generation 3
5 Jacobus Hubertus Maessen, * 1850 Maasniel, , Limburg, Nederland, † 1912 Sambeek, , Noord-Brabant, Nederland (Parents: See 2), ∞ 1888 Beers, , Noord-Brabant, Nederland Wilhelmina Kusters, * 1856 Beers, , Noord-Brabant, Nederland.