John Parke Custis was an American planter and politician, only son of Martha Washington before her marriage to George Washington. He is now known for his progeny, especially those raised by President Washington. Wikipedia
Born: November 27, 1754, White House
Died: November 5, 1781 (age 26 years), Eltham, VA
Children: Martha Parke Custis Peter, George Washington Parke Custis, Nelly Custis Lewis, and more
Grandchildren: Mary Anna Custis Lee, Maria Carter Syphax, Britannia Wellington Peter Kennon, and more
Great grandchildren: George Washington Custis Lee, W. H. F. Lee, Robert E. Lee Jr., and more
Spouse: Eleanor Calvert (m. 1774)
Parents: Martha Washington and Daniel Parke Custis