- Born: 3 Oct 1800, York County, Pennsylvania
- Marriage: Mary (Polly) Baughman on 12 Aug 1828 in Coshocton County, Ohio
- Died: 5 Apr 1856, Monroe, Green County, Wisconsin at age 55
- Buried: Franklin Cemetery, Browntown, Green County, WIsconsin
Noted events in his life were:
• Census, 1830, Ohio, Coshocton, County, Perry Township., Roll 129 Book 1, Page 47a.
• Census, 1840, Ohio, Licking County, Fallsbury Township, Roll 408 Book 1, Page 252a.
• Census, 1850, Wisconsin, Green County, Jordan Township, Roll 999 Book 1, Page 287a. Age 49 yrs., Millwright.
Leonard married Mary (Polly) Baughman, daughter of Francis Baughman and Isabell Major, on 12 Aug 1828 in Coshocton County, Ohio. (Mary (Polly) Baughman was born on 15 May 1807 in Soldier's' Delight, Baltimore, Maryland, died on 28 Aug 1895 in Monroe, Green County, Wisconsin and was buried in Franklin Cemetery, Browntown, Green County, WIsconsin.)