Johann Tobias Krebs (7 July 1690 ? 11 February 1762) was a German organist and composer.
Krebs was born near Weimar, and died in the same area. He is known as a student of Johann Gottfried Walther and Johann Sebastian Bach.
He is believed to be the composer of the Eight Short Preludes and Fugues previously attributed to J.S. Bach. Source de l'extrait biographique : Wikipedia