thumb|right|Spindler by Winterhalter.Karl Spindler (October 16, 1796 – July 12, 1855) was a German novelist.
Spindler was born in Breslau, and educated at Strasburg. He joined a company of strolling players in Germany, and resided from 1832 at Baden-Baden. He died at Freiersbach, Baden, aged 58.
His reputation rests on his historical romances:
His complete works include 102 volumes (1831–54), besides minor novels contained in his periodical publication Vergissmeinnicht (1830–55).