William was mentioned in the 16 September 1780 will of his father, John Nalle, proved 19 August 1782. “Item I give and bequeath to my son William Nalle Ten Shilling. Also to his son John Nalle son of my son William Nalle & Susanna his wife, one Negroe Girl Named Fanny to him and his Heirs for Ever. also to Mary Nalle Daughter to my Son William Nalle and Susanna his Wife one Negroe Girl Named Lucy to her and her Heirs for Ever If Either of my two Grand Children die without Lawful Heirs of their Body then their Part to be Equally devided amongst the Rest of my Son William Nalles Children then Living … Item I lend unto my Loving Wife for and During her Natural life or Widowhood the Tract of Land and Plantation whereon I now live also all my Slaves not before Bequeathed and all my Stock and furniture of all Kinds also my Will and Desire is that all the Negroes and personal Estate after my Wifes Decease or Marriage be Equally devided amongst my Children Richard Nalle William Nall Francis Nalle James Nall Agatha Hill Mary Sims Gressel Parker Elizabeth Sims Ann Burke & Amie Morriss to them and their Heirs for Ever” [Culpeper County, Virginia, Mixed Records Volume B, pages 519–522.]