William Wann Sr. was born before 1755 in Germany. I do not know who his parents were at this time. He married Ann McGowan about 1777. Ann was the daughter of John McGowan and Rebecca Hammond and was born 29 March 1757 in Virginia. William and Ann Wann had the following children:
1. Alexander Wann c. 1780 - c. 1810 (married Anne Collins)
2. William Wann c. 1790 - 1872 MO (married Lydia Stockton)
3. Robert Wann 1792 NC - 1850 AR (married Racheal Poe)
4. Joshua Wann c. 1796 - c. 1850 (married Lydia Collins)
5. Silas Wann c. 1810 - c. 1840 (married Sarah Collins)
William Wann, Sr. died sometime after 1820 in Kentucky. Ann McGowan Wann died 20 July 1827.