Nancy Reddin Kienholz (December 9, 1943 – August 7, 2019) was an American mixed media artist based in Hope, Idaho.

Reddin received no formal training in art, and worked several odd jobs in Los Angeles before beginning her collaborations with Ed Kienholz in 1972.

[1]: 256  At that time, Kienholz was already an established artist, being a founding member of the Ferus Gallery and a long-standing participant in the Los Angeles avant garde scene.

He had full custody of two children, Jenny and Noah, from one of his four previous marriages, and would later legally adopt Reddin's daughter Christine.

The couple sold their house in Los Angeles, and Reddin moved with Kienholz and their children to West Berlin.

After struggling with diabetes for years, Edward Kienholz died suddenly in 1994 of a massive heart attack in Sandpoint, Idaho.