When Margaret Emma Rabey was born on 22 February 1910, in New York City, New York, United States, her father, Daniel Falla Rabey, was 45 and her mother, Maria Suydam Van Horn, was 44. She married William Wesley Arsell on 11 October 1929, in Queens, New York, United States. They were the parents of at least 2 sons and 2 daughters. She lived in Queens, New York, United States in 1930 and Queens, New York City, New York, United States in 1940. She died on 16 October 1986, in Hempstead, Nassau, New York, United States, at the age of 76.