Mary Richardson

Some say she is the daughter of Isaac DuBois & Maria Hasbrouck but according to "The New York Genealogical and Biographical Record" they only list having 3 boys. [3] More research needs to be done to prove she is their daughter.

https://www.wikitree.com/wiki/Smith-17751

A Richardson DNA Study on the "Genealogy & Genetics: Richardson" website contains the following information, which confirms Amarenthia Smith's marriage to John Richardson:

John Richardson b. 1655, son of Thomas Richardson b. 1633, married Elizabeth and is the immigrant ancestor. His son, John Richardson 1673/4 -1698/9 (the elder) married Mary DuBois, daughter of Isaac DuBois of Ulster County, NY. They removed to Virginia.
John Richardson, son of John Richardson "the elder," was born about 1699 and died in Orange County, SC …

References

1. Arthur Richardson et al "Wilkinson and Kindred Families". https://www.familysearch.org/photos/artifacts/123466407?cid=mem_copy
2. https://www.familysearch.org/tree/person/details/GDVL-CMS John Richardson Male (6 January 1674 – November 1740) & Mary DuBois Female (1684 – 22 September 1732)