Capshaw was born Kathleen Sue Nail, the daughter of Edwin L. Nail (1933–1998), an airline employee and Beverly (née Simon; 1933–2013).[5][6]
She married marketing manager Robert Capshaw in January 1976 and they had one child,Jessica Capshaw, before divorcing in 1980.[7] She kept the surname Capshaw, which she used for her professional name upon becoming an actress.
Capshaw moved to New York City to pursue her dream of acting, landing her first role on the soap operaThe Edge of Night. After auditioning for a small role inA Little Sex, she was offered the role of the leading lady, which is when she asked for a dismissal fromThe Edge of Night. She starred inDreamscape in 1984, and afterwards was directed by her then-boyfriendArmyan Bernstein inWindy City.[8]
In 2009, Capshaw began studying visual arts, including drawing, painting, and portraiture. She focused on painting portraits of homeless youth, and in 2019, three of her works were selected as finalists in the SmithsonianNational Portrait Gallery’sOutwin Boochever Portrait Competition. These portraits were included in the exhibition The Outwin 2019: American Portraiture Today.[12][13]
In 2024, Capshaw held a solo exhibition titledKate Capshaw: Exclusive Tonsorial Services at the Pérez Art Museum Miami. The work was inspired by conversations with Sergei (Sirj) Grant, a local barber and community leader involved in financial education and youth advocacy in Miami-Dade County.[14]
In 2022, the National Portrait Gallery commissioned Capshaw to a paint a portrait of Spielberg; accompanying the portrait will be a film of Spielberg’s work, curated by Capshaw, to be projected onto the portrait.[15] The portrait and film will enter the National Portrait Gallery’s permanent collection after it is presented at the Portrait of a Nation Gala in November 2025, where Spielberg is a 2025 Portrait of a Nation Honoree. The work will remain on display through October 2026.[16]
During the production of the filmIndiana Jones and the Temple of Doom (1984), Capshaw became close to director Steven Spielberg, whom she later married. Originally anEpiscopalian, sheconverted to Judaism before marrying Spielberg on October 12, 1991.[17][18] They were married in both a civil ceremony and an Orthodox ceremony.[19]
There are seven children in the Spielberg–Capshaw family.
Jessica Capshaw – daughter from Capshaw's previous marriage to Robert Capshaw
Max Samuel Spielberg – son from Spielberg's previous marriage to actressAmy Irving
Theo Spielberg – son adopted by Capshaw before her marriage to Spielberg, who later also adopted him[20]