From a Norman surname related to Latin Cornelius, or from the place name Cornhill.
Cornell is a name with two powerful threads of meaning braided together. Its etymological root traces to the Latin cornu, meaning "horn," which passed into Old French as cornel and referred to the cornelian cherry tree — a hardy, ancient tree whose dense wood was prized for making spear shafts and whose bright red berries were valued as food. As an English surname and eventually a given name, Cornell carried this association with strength, usefulness, and natural resilience.
The surname was borne most famously by Ezra Cornell, the entrepreneur and philanthropist who co-founded Cornell University in Ithaca, New York in 1865 with the democratic vision that it should be an institution "where any person can find instruction in any study." That founding idealism — the deliberately inclusive, land-grant ethos — gave the name Cornell a distinctly American intellectual aura. The university became one of the great research institutions of the world, and with it the name accrued associations with rigor, ambition, and civic purpose.
As a given name, Cornell gained particular traction in mid-twentieth century African American communities, who embraced surnames-as-first-names with a tradition of bestowing distinction and gravity on children. It carries an unmistakable dignity — longer than Curtis or Carl, more grounded than aristocratic English alternatives. The philosopher and public intellectual Cornel West has further sharpened the name's association with fierce intellectual seriousness. Cornell sits at a rewarding intersection: rooted in nature, carried by an institution, worn with authority.