Koñwatsiãtsiaiéñni or Mary (Molly) Brant was a Mohawk leader and the older sister of Joseph Brant, both of whom wielded considerable influence during the American Revolution as Loyalist allies of the British Crown. Mary Brant was the common-law wife of Sir William Johnson, the Superintendent of Indian Affairs in the Mohawk Valley in the colony of New York. Wikipedia
The definitive Wikipedia entry for Mary Brant. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Mary_Brant