Kramer was born in Bodegraven, Netherlands, in 1939, as the youngest in a family of eight children. Her father was a primary school principal in Bodegraven. After primary school, she attended the gymnasium and went afterwards to music school. During her studies, Kramer worked part-time as a doctor's assistant and saleswoman in a department store.[4]
In 1966, she started working for the VARA, at first in the music department and later in the film department. She translated many films including The BFG of Roald Dahl.[4][1] In 1984, Kramer started working as a children's book author for children from the age of ten years. In addition, Kramer wrote picture books and books for younger children.[1] Her books were published by Uitgeverij Ploegsma [nl]. Kramer included Greek mythology in her stories.[1] Her best known book was Een steen door de ruit (1987), which received a tip from the Nederlandse Kinderjury [nl] and won the prize of the Children and Youth Jury Limburg.
Kramer died in 's-Graveland, Netherlands, on 9 January 2023, at the age of 83.[1][2]