Michel married Katharina Steiner on 29 Apr 1687 in Langnau (im Emmental), Bern, Switzerland. Katharina (daughter of Mathys Steiner and Barbara Kaer) was christened on 6 Dec 1669 in Langnau (im Emmental), Bern, Switzerland; and died. [Group Sheet] [Family Chart]

1. Ulli Kuepfer was christened on 25 May 1688 in Langnau (im Emmental), Bern, Switzerland; and died.
2. Hans Kuepfer was christened on 15 Sep 1689 in Langnau (im Emmental), Bern, Switzerland; died on 20 Mar 1765 in Langnau (im Emmental), Bern, Switzerland.
3. Peter Kuepfer was christened on 31 Jan 1692 in Langnau (im Emmental), Bern, Switzerland; and died.
4. Michel Kuepfer was christened on 18 Jun 1693 in Langnau (im Emmental), Bern, Switzerland; died on 9 Oct 1767 in Langnau (im Emmental), Bern, Switzerland.
5. Madlena Kuepfer was christened on 29 Sep 1695 in Langnau (im Emmental), Bern, Switzerland; and died.