Herbert Knowles Morrison (January 24, 1854 – June 15, 1885) was an American entomologist and professional collector of insects.
Morrison was born in Boston, the oldest child of William Albert and Mary Elizabeth (née Butler).
From 1874, he began to collect and sell specimens for a living, making trips to remote areas.
He collected in Colorado, Nevada, Washington, southern California, Arizona, Florida, and New Mexico.
Hagen, and the club was formed with thirteen members of whom Morrison was later made head of a committee on excursions.