Look up common name in Wiktionary, the free dictionary.
A common name, in the nomenclature of biology, is a name of a taxon or organism based on the normal language of everyday life.
Common name may also refer to:
- Common name (chemistry) (also: trivial name), non-systematic name for a chemical
- Common noun in linguistics, noun that refers to a class of entities rather than a unique entity
- CN (or "common name") in cryptography, part of an X.509 attribute certificate