After the death of Enrico Caruso on August 2, 1921,[1] Dorothy married Captain Ernest Augustus Ingram (1892–1954) in 1923.

[6][7] In 1942, Dorothy Caruso met Margaret C. Anderson, on a voyage to the United States, with whom she lived until her death in 1955.

[8] Dorothy Caruso died of cancer in Baltimore, Maryland on December 16, 1955, at the age of 62.

She was interred in Druid Ridge Cemetery, Baltimore County, Maryland.

The latter book was a bestseller and the basis for the screenplay of the 1951 Metro-Goldwyn-Mayer motion picture The Great Caruso, starring Mario Lanza in the title role.