When Sarah Jane Canter was born in 1837, in Benedict, Charles, Maryland, United States, her father, Henry V. Canter, was 42 and her mother, Sarah Anne Hickey, was 38. She married Richard Henry Lamar on 20 December 1866. They were the parents of at least 4 daughters. She lived in Bryantown, Charles, Maryland, United States in 1900 and District 8, Charles, Maryland, United States in 1910. She died on 15 December 1914, at the age of 77, and was buried in Oldfields Episcopal Chapel Cemetery, Hughesville, Charles, Maryland, United States.