| Herff-Brooks Corporation | |
| Industry: | Automotive |
| Founded: | 1913 |
| Defunct: | 1917 |
| Fate: | factory turned over to War work |
| Hq Location: | Indianapolis, Indiana |
| Key People: | Herff Brothers, H. H. Brooks |
| Products: | Automobiles |
| Production Year: | 1915-1916 |
Herff–Brooks Corporation was a brass era automobile manufacturer based in Indianapolis, Indiana, in 1914 to 1916.
Herff-Brooks formed in 1913 to take on the sales of the Marathon Motor Works of Nashville, Tennessee. By 1915 Herff-Brooks purchased the now defunct Marathon machinery, and along with some personnel set up a new factory at the Wayne Works in Richmond, Indiana.
Herff-Brooks were identical to the 1914 Marathons with minor improvements. A 40 hp four-cylinder car, at $1,100, and a 50 hp six-cylinder car, at $1,375 were offered. For 1915 a 25 hp car, selling at $765, was added.
H. H. Brooks, former Sales Manager for Marathon was General Manager. He joined Marmon as a Sales Manager in 1917 when Herff-Brooks automobile production stopped. The Wayne Works were turned over for War production.