Johannes Kleiman (1896-1959) was one of the helpers who hid Anne Frank and her family. Kleiman started working with Otto Frank in 1923. When the Frank family went into hiding, Kleiman was one of the helpers who took care of the family. After the arrestation of the Frank family, Kleiman was imprisoned in the Dutch concentration camp of Amersfoort. After the war he kept working for Otto Frank until his death in 1959.