Valerius Maximus, writer and historian

Maximus Decimus Meridius, a fictional character in the 2000 film Gladiator

Pontifex Maximus, high priest of the Ancient Roman College of Pontiffs

Ibn Arabi, Muslim mystic and philosopher also called Doctor Maximus

Maximus the Confessor, a Christian monk, 580-682.

Maximus (comics), a Marvel Comics supervillain

Magnus Maximus, Roman Emperor in the west, 383-388

Fabius Maximus, Punic War general

Optimus Maximus keyboard, a computer accessory

Mirsad Bektašević, a Bosnian-Swedish terrorist who uses the alias Maximus

Saint Maximus of Turin, bishop of Turin, ca. 380-ca. 465.

Maximus of Évreux (4th century), martyr and bishop

Maximus of Tyre, a 2nd-century Greek philosopher and rhetorician

Maximus (BBS), a bulletin board software package

Claudius Maximus, Stoic philosopher and teacher of Marcus Aurelius.

Maximus of Hispania, a Roman usurper (409-411) in the Iberian Peninsula

Saint Maximus (Rome), (d. 250), an Asian martyr who died in Rome

Maximus, bishop of Zaragoza, from 592-619.

Maximus Inc., a publicly traded company (NYSE: MMS) based in Reston, Virginia

Maximus of Aquila, d. ca. 250 AD

Maximus (nightclub), in Kotor, Montenegro

Maximus of Ephesus, a 4th-century philosopher

St. Maximus of Salzburg, first known archbishop of Salzburg, d. 476