In 1955, at the age of 45, Haydon married 73-year-old drama critic George Jean Nathan who died three years later.
She never remarried and worked as a drama coach as well as appearing onstage in community theater and college productions.
She delivered lectures taken from books written by Nathan, two collections of which Haydon edited.
 She also wrote occasional magazine articles about the actors she had worked with in her career.

Haydon recorded two albums for Folkways Records in the early 1960s, George Jean Nathan's The New American Credo (1962) and Colette's Music Hall (L'Envers du Music-Hall): By Colette (1963).

In 1962, the actress left New York City and returned to the Midwest.
For a decade, she was actress in residence at the College of St. Teresa in Winona, Minnesota.
 She played the role of the mother in revivals of The Glass Menagerie, and in 1980, returned to New York to perform the role off-off-Broadway.
In 1955, at the age of 45, Haydon married 73-year-old drama critic George Jean Nathan who died three years later. She never remarried and worked as a drama coach as well as appearing onstage in community theater and college productions. She delivered lectures taken from books written by Nathan, two collections of which Haydon edited.  She also wrote occasional magazine articles about the actors she had worked with in her career.
Haydon recorded two albums for Folkways Records in the early 1960s, George Jean Nathan's The New American Credo (1962) and Colette's Music Hall (L'Envers du Music-Hall): By Colette (1963).
In 1962, the actress left New York City and returned to the Midwest. For a decade, she was actress in residence at the College of St. Teresa in Winona, Minnesota.  She played the role of the mother in revivals of The Glass Menagerie, and in 1980, returned to New York to perform the role off-off-Broadway.
Julie Haydon