Descendants (male lines only): Jan Willem Maessen
Generation 1
1 Jan Willem Maessen, ∞ Maria Smeets.
Children of Jan Willem Maessen & Maria Smeets:- Johannes Hubertus (Jan Hubert) Maessen, * 1814 Maasniel, , Limburg, Nederland, † 1897 Sambeek, , Noord-Brabant, Nederland (See 2).
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:- Johannus Wilhelmus Hubertus Maessen, * 1842 Maasniel, , Limburg, Nederland.
- Theodorus Hubertus Maessen, * 1844 Maasniel, , Limburg, Nederland, † 1900 Sambeek, , Noord-Brabant, 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 3).
- 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.
Generation 3
3 Jacobus Hubertus Maessen, * 1850 Maasniel, , Limburg, Nederland, † 1912 Sambeek, , Noord-Brabant, Nederland (Parents: See 2), ∞ 1888 Beers, , Noord-Brabant, Nederland Wilhelmina Kusters.