Benjamin Grigsby was the son of Benjamin 'Dutch Bennie' Grigaby and Elizabeth Duncan of Virginia. He married Winnie Sizemore, born 1801 in Virginial. They were married in Perry Co. Ky. Their known children are:
Luanna 'Aney' Grigsby 1822 Mary 'Polly' Grigsby 1825 Thomas Grigsby 1829 m Catherine Gayheart John Grigsby 1830 Edward Grigsby 1834 m Nancy Walker Nancy Grigsby 1835 Bailus W. Grigsby 1837 m Mary Begley and Emaline Combs Baker David Grigsby 1841 Gabriel Grigsby 1841 Benjamin Grigsby Jr. 1842 m Elizabeth Feltner
https://www.geni.com/people/Benjamin-William-Grigsby-II/6000000013008267822