Fritz Johann Heinrich Krenkow (; 12 August 1872 â 7 June 1952) was a German orientalist. He was the uncle of D. H. Lawrence.
Krenkow was born in Germany and moved to England aged 12. He earned a living with a hosiery firm in Leicester, and later acquired a reputation as an Arabic scholar. By 1920, he had married D. H. Lawrence's maternal aunt, Ada, and they settled in Quorn, Leicestershire. He later became a professor at the Aligarh Muslim University during 1929-30, and then at University of Bonn 1931-35.