Her late husband, Al Hirschfeld, was a longtime friend of Louise and
her first husband, Leo.
Member of the 2002 Tony Award Nominating Committee.
She is a theater historian and President of the Al Hirschfeld Foundation.
Daughter of the late Catherine Sohn of New York City.
Upper East Side of New York City (December 2010)
Upper East Side of New York City (February 2011)
Her third husband Lewis B. Cullman, an investment banker and arts patron and part of the family who owned General Cigar Company and Philip Morris, was born in Manhattan on 26 January 1919 and died on 7 June 2019 in Stamford, Connecticut.