Marguerite Caetani
(1880–1963)
Marguerite Caetani, née Chapin (1880–1963) – half-sister to Mrs Katherine Biddle, and a cousin of TSE – was married in 1911 to the composer Roffredo Caetani, 17th Duke of Sermoneta and Prince di Bassiano. Literary patron and editor. See Laurie Dennett, An American Princess: The Remarkable Life of Marguerite Chapin Caetani (Montreal, 2016); Cristina Giorcelli, ‘Botteghe Oscure’ et la Letterature Statunitense (2021).