She married writer and composer Paul Bowles in 1938.

In 1964, he married writer and editor Barbara Ker Wilson.

Loos married his third wife, writer and photographer Claire Beck, in 1929.

In 1937, he married Frances Pockman, a teacher and writer.

In 1921, he married an actress and writer named Mary Kennedy.

In 2001, he married Heather Bucha, an actress and writer, with whom he has two children.

In 1980, he married Melissa Martin, a graphic designer and writer who serves as his business partner.

She married American writer and producer Joe Smith in 2007, but the couple has since divorced.

In 1888, he married Caroline Scurfield, a British actress and writer.

In 1921, he married writer and economist Doris Stevens.