I have a lot of different surnames in Virginia.
Zadoc Johnson was referred to by Mr. John Perry Salderman in his book about the early families who settled in the area which is now Carroll County. "Carroll 1765-1815: The Settlements.
Zadoc's son Joseph born Mid 1700's in Patrick CO. VA. died 1825/1826 in Grayson CO. VA. Joseph was married to a Mary--?
Joseph's son Levi Johnson boen 1780 to 1790 in VA. married 6 Mar 1813 to Elizabeth (Betsy) Lewis born 1793.
Levi's son Joseph M.(Madison) Johnson born 1828 married Nancy--? born 1834.
Joseph M. Johnson's son Samuel Huston Johnson born 1857 married Margaret (Maggie) An Riner daughter of George W. Riner born 1824 in Surry City, NC and Jane Pucket or Puckett born 1823 Russell CO. VA.
Joseph's son George Washington Johnson born 30 May 1884 in Lebanon, Russell CO. VA. my grandfather, died in Springfield, Greene CO. MO.
If any of these individuals are related to you, I would like to hear from you.
Thank you for reading this long message.