Father of Anne Frank who orchestrated the publishing and distribution of his daughter's diary manuscripts.
He also helped found the Anne Frank House museum and the Anne Frank Foundation.
His daughter was portrayed by Melissa Gilbert in The Diary of Anne Frank, the 1980 TV movie.
He worked for his family's bank after serving in the Germany army during World War I.
He was married twice, first to Edith Hollander then to Elfriede Geiringer, and had two daughters, Margot and Anne, with his first wife.
- The meaning of the name Frank: Free Or Truthful