Wilhelm married Ottilia Hayr on 24 Jun 1622 in Egenhausen, Württemberg, Germany. Ottilia (daughter of Anton Hayr and Mrs. Hayr) was born in 1600 in Woernersberg, Schwarzwaldkreis, Wuerttemberg, Germany; died in 1634 in Egenhausen, Schwarzwaldkreis, Wuerttemberg, Germany. [Group Sheet] [Family Chart]

1. Maria Otth was christened on 29 Aug 1630 in Egenhausen, Schwarzwaldkreis, Württemberg, Germany; died on 4 Mar 1707 in Pfalzgrafenweiler, Schwarzwaldkreis, Württemberg, Germany; was buried in Pfalzgrafenweiler, Schwarzwaldkreis, Württemberg, Germany.
2. Wilhelm Otth was born on 20 Oct 1623 in Egenhausen, Schwarzwaldkreis, Wuerttemberg, Germany; died in 1625 in Egenhausen, Schwarzwaldkreis, Wuerttemberg, Germany.
3. Willhelm Otth was born on 22 Feb 1625 in Egenhausen, Schwarzwaldkreis, Wuerttemberg, Germany.
4. Elisabeth Otth was born on 12 Jun 1626 in Egenhausen, Schwarzwaldkreis, Wuerttemberg, Germany.
5. Anna Otth was born on 19 Apr 1629 in Egenhausen, Schwarzwaldkreis, Wuerttemberg, Germany; died in 1634 in Egenhausen, Schwarzwaldkreis, Wuerttemberg, Germany.
6. Anna Otth was born on 1 Jun 1634 in Egenhausen, Schwarzwaldkreis, Wuerttemberg, Germany.