Rensalear was born in 1804.1 Rensalear's father was Eleazer Nash and his/her mother was Polly Monger. His/her paternal grandparents were Joel Nash and Eunice Bartlett. He/she had a brother and three sisters, named Eleazer, Charlotte, Susan and Mary Ann. He/she was the oldest of the five children. He/she died at the age of 29 in 1833.1