George Beauchamp Knowles (1790–1862) was an English botanist and a professor at the Royal School of Medicine and Surgery of Birmingham.
He worked in close cooperation with Frederic Westcott on the taxonomy of orchids.
He was a member of the Botanical Society of London.
His author abbreviation in botanical nomenclature is Knowles.
Data related to George Beauchamp Knowles at Wikispecies