Gnaeus Pompeius

Gnaeus Pompeius may refer to:

Relatives of Pompey the Great

 * Gnaeus Pompeius Strabo
 * Pompey (Gnaeus Pompeius Magnus)
 * Gnaeus Pompeius Magnus (son of Pompey)
 * Gnaeus Pompeius Magnus (husband of Claudia Antonia)

Others

 * Gnaeus Pompeius Trogus (1st century BC), a Roman historian who adopted the nomen Pompeius from Pompey the Great after serving in Pompey's war against Quintus Sertorius
 * Gnaeus Pompeius (consul 31 BC) (died 14 AD), possibly the great-grandson of the Roman dictator Lucius Cornelius Sulla, suffect consul in 31 BC