Question

When did Sybil Ludington's parentts die

Answer 1

Colonel Henry Ludington died in 1817

Sybil Ludington Ogden died February 26, 1839, at the age of 77! I dont know if this is what you wanted but I hope this helps!!

Answer 2

As for her father, he died in 1817. For her mother,  February 26, 1839. Hope this helps!