Aristoxenus () is a name shared by several figures of ancient history: People Aristoxenus of Selinus, ancient Greek poet of the 4th or 5th century BCE Aristoxenus, Greek Peripatetic philosopher of the 4th century BCE Aristoxenus (physician), Greek physician of the 1st century BCE Aristoxenus of Cyrene, an obscure philosopher of unknown age

Astronomy Aristoxenus (crater), impact crater on the planet Mercury named after the renowned philosopher