Johanna Catharina "Tineke" Huizinga-Heringa (born 16 February 1960) is a Dutch politician of the Christian Union (CU) party. Huizinga grew up in Amersfoort; both of her parents were teachers. After attending gymnasium, she began to study law at the University of Utrecht. She became involved in the Christian student's association Ichtus, where she met her future husband. They married in 1982. After passing her candidate exams (roughly equivalent of a bachelor's degree), she stopped her studies and moved to Heerenveen. She became a housewife and mother of three children.