Crassus usually refers to Marcus Licinius Crassus (115–53 BC), one of the members of the First Triumvirate of the Roman Republic.

Crassus may also refer to:

People Ancient Romans Lucius Licinius Crassus, Roman orator Marcus Licinius Crassus (disambiguation), Romans Publius Licinius Crassus (disambiguation), Romans Publius Canidius Crassus Appius Claudius Crassus Titus Otacilius Crassus

Others Petrus Crassus, the 11th-century jurist William Crassus, the 13th-century Anglo-Norman

Zoology Battus crassus Anguillicoloides crassus Pseudophoxinus crassus Hoplobatrachus crassus Turbo crassus Onobops crassus Neolamprologus crassus Zabrus crassus Elaphropus crassus Copelatus crassus Crassus, a species name

See also