Pauline Marie Pfeiffer was the second wife of the writer Ernest Hemingway. She was born in Parkersburg, Iowa on July 22, 1895, moving to St. Louis in 1901 where she attended school at Academy of the Visitation from first grade until graduation. Although her family moved to Piggot AR, Pfeiffer stayed in Missouri to study at University of Missouri School of Journalism, graduating in 1918. Ernest Miller Hemingway (July 21, 1899 – July 2, 1961) was an American novelist, short-story writer, and journalist. ...

After working at newspapers in Cleveland and New York, Pfeiffer switched to magazines including Vanity Fair and Vogue. A move to Paris for Vogue led to her meeting Hemingway and his first wife, Hadley Richardson. Although the threesome were friends initially, Pfeiffer began to replace Richardson as Hemingway's romantic partner, eventually leading to a deal where Richardson agreed to a divorce if the two were still in love after a separation of 100 days. Hadley Richardson (1891-1979), wife of American novelist Ernest Hemingway and mother of John Hadley Nicanor Hemingway (1923). ...

Pfeiffer married Hemingway on May 10, 1927 but it was not a match made in heaven. She was wealthy and he was an unknown writer. Although they had two sons, Pfeiffer was often forced to choose between following Hemingway on his travels or minding her sons. As a result she failed at both sets of relationships. Hemingway went to Spain in 1937 and there began an affair with Martha Gellhorn. He and Pfeiffer were divorced on November 4, 1940 and he married Gellhorn three weeks later. Martha Gellhorn Martha Gellhorn (8 November 1908 - 15 February 1998) was an American novelist and journalist considered one of the greatest war correspondents of the 20th century. ...

Pfeiffer spent the rest of her life in Key West with frequent visits to California until her death on October 21, 1951.

Pfeiffer's difficult labor with one son was the fictional basis for Catherine's death in A Farewell to Arms.[1] Her devout Roman Catholic beliefs led to her supporting the Fascists during the Spanish Civil War, while Hemingway backed the Royalists.[2] Pfeiffer was alleged to have been in lesbian relationships after her divorce. [3] A Farewell to Arms is a semi-autobiographical novel written by Ernest Hemingway in 1929. ...

Source: official Biography at [4].