Arnet may refer to:

As a surname or given name Hugo Arnet (also spelled Arnot), Scottish advocate Jan Arnet, bass player for The Head Hunters Edward Arnet Johnson, American basketball player Josef Kalt (later known as Josef Kalt-Arnet), Swiss rower

Other uses Arnet Pereyra Sabre II, aircraft ArnetMiner, software

See also Arnett (name)