Kay Avonne Orr (née Stark; January 2, 1939) is an American politician who served as the 36th governor of Nebraska from 1987 to 1991.

Her mother, Sadie, was active in local politics, while her father, Ralph, was a Burlington city council member and farm implements dealer.

She supported such politicians as President Richard Nixon and Senators Carl Curtis and Roman Hruska, and was named Nebraska's Outstanding Young Republican Woman in 1969.

Nelson's two main attacks on her gubernatorial record were her support of a proposed low-level nuclear waste dump, and a tax increase which was passed over her veto.

[7] Orr co-chaired a coalition seeking to prohibit gay marriage in the state constitution via Initiative 416.