She is married to Thomas Hacket.
They got married on February 12, 1828 at New Hampshire, United States, she was 20 years old.Sources 6, 9
http://trees.ancestry.com/pt/AMTCitationRedir.aspx?tid=114784053&pid=4497
Mary Hackett (born CRAM)<br>Birth name: Polly Cram<br>Nick name: Polly<br>Gender: Female<br>Birth: Circa 1805 - Weare, Hillsborough, New Hampshire, United States<br>Marriage: Feb 12 1828 - New Hampshire, United States<br>Residence: 1850 - Bedford, Hillsborough, New Hampshire, United States<br>Residence: 1860 - Bedford, Hillsborough, New Hampshire, United States<br>Death: Dec 7 1865<br>Parents: Joseph Cram, Abigail Cram (born Worthley)Thomas Hackett<br>Children: Sarah Ella Stevens (born HACKETT), Thomas Warren HACKETT, Irene B Hackett, Mary F. HACKETT, George E. Hackett, Levi S. HACKETT<br>Siblings: Hannah Dodge (born Cram)Sarah Leach (born Cram), Joseph Cram, Betsey A. Cram, Moses Cram, Leonard Cram, Achsah Cram</a>, Francis Purington (born Cram)
http://trees.ancestry.com/pt/AMTCitationRedir.aspx?tid=159732775&pid=2021/ Ancestry.com