Source: Records of St. Martin and St. Severus Catholic Church in Muenstermaifeld. Source of her birth date: Manfred Ruettgers. Source of her maiden name and year of marriage: “Sevenich bei Muenstermaifeld...” by Hans Bossier.
She was a baptismal sponsor in 1648 for Johann Ludwig, the son of Anton Ackermann and Clara Sevenich of Sevenich; in 1653 for Katharine, the daughter of Johann Moentenich and Maria of Wierschem; and in 1689 for Severus, the son of Sebastian Kirchem and Katharine Frantzen of Muenstermaifeld.

Source: Records of St. Martin and St. Severus Catholic Church in Muenstermaifeld. Source of his birth date: Manfred Ruettgers. Source of the information about his baptismal sponsorships in 1663, 1664 and 1669: FB Muenstermaifeld. Source of his place of birth, occupation, and father’s identity: “Sevenich bei Muenstermaifeld in alter Zeit--Beitraege zur Genealogie der Maifelder Bauerngeschlechter,” by Hans Bossier in “Die Maifelder Ackermann-Familie.” This source gave his name as Anton.
He was a baptismal sponsor in 1663 for Anna Salome, the daughter of Johann Kirchem and Margarete Mohr of Muenstermaifeld; in 1664 for Margarete, the daughter of Johann Guenter and Eva of Schrumpftal, Metternich; in 1665 for Agnes, the daughter of Johann Simonis and Anna Katharine Dreyser of Muenstermaifeld; and in 1669 for Maria Margarete, the daughter of Franz Cremerius and Maria Barbara Zielles of Muenstermaifeld.
He may have been a baptismal sponsor in 1676 for Elisabeth, the daughter of Johann Brachtendorf and Gertrud Kolligs of Hof Feils, Metternich.
He was a scabinus in the Catholic church.
His daughter Margarete Sevenich married Leonard Ackermann in 1667 and his son Nikolaus married Leonard’s niece Anna Maria Ackermann in 1675.