Peter married Lavinia Carman on 12 Feb 1829 in Waterford, Oakland, Michigan, United States. Lavinia (daughter of Jacob Carman and Barbara Shaver) was born about 1811 in New York, United States; died in in Michigan. [Group Sheet] [Family Chart]

1. Almira Leonard was born in 1821; and died.
2. Mary A. Leonard was born in 1824 in Ontario, Canada; died on 30 Oct 1895 in Rush, Shiawassee, Michigan, United States; was buried in Nov 1895 in Henderson, Shiawassee, Michigan, United States.
3. Betsey Jane Leonard was born in 1826; died on 12 Oct 1847 in Macomb County, Michigan; was buried in Oct 1847 in Washington, Macomb, Michigan, United States.
4. Catherine Leonard was born about 1827; died after 1914.
5. Adelia Leonard was born about 1832; and died.
6. Clarisa "Clara" Leonard was born on 4 Mar 1836 in Waterford, Oakland, Michigan, United States; was christened on 13 Feb 1862 in Detroit (Sts. Peter & Paul Jesuit), Wayne, Michigan, United States; died on 6 Jun 1887 in Detroit, Wayne, Michigan, United States; was buried on 9 Jun 1887 in Detroit (Mt. Elliott), Wayne, Michigan, United States.
7. Barbara C. Leonard was born on 28 Apr 1840 in Waterford, Oakland, Michigan, United States; died on 5 Sep 1914 in Pontiac, Oakland, Michigan, United States; was buried on 8 Sep 1914 in Pontiac, Oakland, Michigan, United States.