Gentianus

Gentianus may refer to:

People

 * Decimus Terentius Gentianus, Roman senator
 * Hedius Lollianus Terentius Gentianus (fl. 3rd century AD), Roman politician
 * Quintus Hedius Rufus Lollianus Gentianus (fl. 2nd century), Roman military officer

Other uses

 * Ceyx gentianus, species of bird