Sir Jacob Behrens was an Anglo–German textile merchant. His company, Sir Jacob Behrens & Son Ltd., was established in 1834 and still operates today. Behrens was Jewish and was a prominent member of the Anglo-Jewish Association.
Born in Bad Pyrmont, Germany, into a family of merchants, Sir Jacob Behrens settled in Leeds in 1834, establishing his business there. He then moved to Bradford in 1838, opening a factory in Thornton Road.