Jakob Friedrich Kleinknecht (8 April 1722 in Ulm - 11 August 1794 in Ansbach) was a German composer, flutist, and Kapellmeister.

Born to a musical family, he composed many works of chamber music and symphonies.

From 1743 to 1769, he served at the court of Bayreuth.

[1] His son, Christian Ludwig Kleinknecht (1765-1794), was also a musician and a composer.

[2] This article about a German composer is a stub.