Mary Allerton Cushman (c. 1616 – 28 November 1699) was a settler of Plymouth Colony in what is now Massachusetts. She was the last surviving passenger of the Mayflower. She arrived at Plymouth on the Mayflower when she was about four years old and lived there her entire life; she died aged 83.Mary Allerton was born about 1616 (according to some sources, baptised in June 1616) in Leiden, The Netherlands to parents Isaac and Mary Norris Allerton.