Source: Records of St. Martin and St. Severus Catholic Church in Muenstermaifeld.
He was a baptismal sponsor in 1755 for Franz, the son of Martin Schlinck, possibly his brother, and Maria Elisabeth Dusendang of Muenstermaifeld, and in 1765 for the unnamed child of Johann Michael Wahl and Anna Barbara Esch of Muenstermaifeld.
He and Martin Schlinck may have been brothers.

Source: Records of St. Martin and St. Severus Catholic Church in Muenstermaifeld.
Her baptismal sponsors were Johann Einig [possibly from Hof Feils, Metternich] and Margarete Michels.
Margarete Daum, the daughter of Franz Daum and Maria Elisabeth Heitger, was identified as the wife of Franz Schlinck because of the pattern of her children’s baptismal sponsors.
She was a baptismal sponsor in 1754 for Margarete, the daughter of Johann Buechel and her sister Agnes Daum of Muenstermaifeld.

Source: Records of St. Martin and St. Severus Catholic Church in Muenstermaifeld. Source of her parents’ names and her date and place of birth: Manfred Ruettgers.
Her baptismal sponsors were [her father’s sister] Anna Margarete Suesterhenn and [Johann] Heinrich Coblentz, a scabinus in the Catholic church.
She may have been a baptismal sponsor in 1753 for Anna Margarete, the daughter of her second cousin Anna Francesca Jungen and Johann Reitzman of Muenstermaifeld.
She was a baptismal sponsor in 1761 for Arnold, the son of her half-sister Agnes Suesterhenn and Johann Heinrich Huerter of Muenstermaifeld.
Peter Suesterhenn was a witness to her wedding in 1756. Her death notice gave her name as Johanna Margarete Schlinck.

Source: Records of St. Martin and St. Severus Catholic Church in Muenstermaifeld.
She was a baptismal sponsor in 1767 for Nikolaus, the son of Anton Daum and Lucie Lentz of Muenstermaifeld, and in 1778 for Anna Regina, the daughter of Caspar Beyer and Maria Anna Balles of Muenstermaifeld.
Her stepson Lorentz Schlinck was a witness to her wedding in 1786.