Jacob Barnhart was born on April 3, 1797 in Maryland. He died on April 1, 1852 at Defiance, Ohio. He was married January 10, 1818 in Maryland to Margaret Anders. Margaret was born in 1794 in Maryland, the daughter of Adam and Mary Jane Stout Anders of Frederick County, Maryland. Margaret died in 1841, in Defiance County, Ohio and is buried in the Florida, Ohio Cemetery.
The children of Jacob and Margaret Anders (Andres) Barnhart were Emanuel Barnhart, John Barnhart, Sarah Ann Barnhart, Mary Jane Barnhart, Rebecca Barnhart, Eliza Adeline, and a child buried July 13, 1834 in Friends Waynesville Cemetery in Warren County, Ohio.
Emanuel Barnhart, born 1819, Maryland, died February 2, 1855. He married Marian Goodyear.
John Barnhart was born in 1820 in Maryland, but some think his birth-date was 1818.
Sarah Ann Barnhart was born May 13, 1821 in Maryland. She died in 1856 at Florida, Ohio. She married twice. Her first marriage was to Isaac Bowen who died in 1844 in Florida, Ohio. She married Isaac Karsner on April 4, 1849. The Ohio Census for 1850 gives their ages as 29 years.
Mary Jane Barnhart was born in 1826 in Maryland and died in 1893. She married Adam Stout. They lived in Henry County, Ohio and later moved to Defiance County, Ohio.
Rebecca was born in 1830/31 in Maryland. She died in 1903 at Napoleon, Ohio. She married George W. Lowry who was 33 in 1860. John was living with Rebecca and George in 1860 at Napoleon, Ohio. Rebecca, according to some, was Rachael R. and called Aunt Rachael.
Eliza Adeline Barnhart was born in 1841, died in 1841 and is buried in the Florida, Ohio Cemetery.
Jacob Barnhart married for his second wife Martha Collins Pidcoe in 1843 and they went to Defiance, Ohio to live. Martha was born in Lycoming County, Pennsylvania, the daughter of William Collins of Lycoming County. The Collins family came to Tiffin Township, Williams County (now Defiance County, Ohio) about 1830/35. Martha was born in 1794 and died June 15, 1875, aged 81 years.
Jacob was a shoemaker in Maryland, then lived in Warren County in the early 1830's and lived in Henry County, Ohio from 1839 to 1843. He was thought to have been the first shoemaker in Henry County, Ohio.