Warren graduated from Harvard in 1745, and in 1754 married his second cousin Mercy Otis Warren, a historian and playwright.

She continued to write for them until 1916, when she married playwright and journalist Henry Kellet Chambers.

In 1933 she married Harald Johnsrud, an actor and would-be playwright.

Haviland had arranged the 1874 marriage between the pair after she had married George Boutelleau, Barbezilien poet, playwright and novelist.

In 1891 she married the actor and playwright Henry V. Esmond (1869-1922).

She had decided to marry a poor, young clerk and amateur playwright.

Guinness married the artist, playwright and actress Merula Sylvia Salaman (16 October 1914 - 18 October 2000) in 1938; in 1940, they had a son, Matthew Guinness, who later became an actor.

She would go on to marry Angelos Sikelianos, a Greek poet and playwright.

Their daughter, Elizabeth Trentham, married in 1591 the courtier, playwright and poet Edward de Vere, 17th Earl of Oxford, Lord Great Chamberlain of England.

In March 1928 she married Edward Quayle, a statistician and amateur playwright, and became inspired to submit her own writing for publication.