Hortensius (disambiguation)

Hortensius can refer to:

• The ancient Roman gens (clan) Hortensia.
• Quintus Hortensius (dictator), Roman dictator in 286 BC.
• Quintus Hortensius Hortalus (114-50 BC), Roman orator.
• Hortensius (Cicero), a lost dialogue by Cicero from 45 BC, which Augustine of Hippo says (in Confessiones) turned him to the way of philosophy
• The Dutch astronomer Martin van den Hove (1605–1639), also known as Martinus Hortensius.
• Hortensius crater, on the Moon, which is named after this Dutch astronomer.
• Hortensius is the name of the steward in the opera La fille du régiment, by Gaetano Donizetti.