Jan Westcott

Jan Westcott (February 23, 1912 – October 29, 2011), born Maryann "Mary" Josephine Vlachos, was an American author of historical fiction.

The daughter of Dutch-born classical scholar Nicholas P. Vlachos, a professor at Temple University, Westcott was born in Philadelphia and raised in the area, graduating from Swarthmore High School. While on summer vacation in Avalon (New Jersey), after attending Swarthmore College for a year, she met and eloped with Richard J. Westcott in 1931, the couple then residing in Camden (New Jersey) where Jan Westcott became a "stay at home mom" to the couple's two sons. Her longstanding interest in history, passed down from her father, was reinforced by the outbreak of World War II. After her husband left to join the army in 1943,

While promoting her 1969 novel The White Rose – the result of three years' work – Westcott asserted having done thorough research for her novels via the UPenn library. Westcott was indeed praised by some reviewers for her attention to detail: one notice for Captain Barney stated "[she] gets her inspiration from the Encyclopædia Britannica", although others questioned the authenticity of her books. Nevertheless, The Border Lord became a Literary Guild selection, and The Queen's Grace was serialized in the Ladies' Home Journal.

Cited as a source of inspiration by romance novelists Karen Harper, Shirlee Busbee, Susanna Kearsley, and Bertrice Small, Jan Westcott had had her papers archived at the Howard Gotlieb Archival Research Center at Boston University.