Anonymus is the Latin word for anonymous, the correct English spelling. The Latin spelling, however, is traditionally used by scholars in the humanities to refer to an ancient writer whose name is not known, or to a manuscript of their work. Very many such writers have left valuable historical or literary records, among them this very partial list: Anonymity is derived from the greek word ανωνυμία, meaning without a name or name-less. ...

• two separate writers both known as Anonymus Valesiani or Anonymus Valesii, authors of the two halves, separated by a century or more, of a manuscript on Late Antique Roman history, the Excerpta Valesiana
• the Anonymus of Ravenna (Anonymus Ravennatis), author of the Ravenna Cosmography, a Late Antique geographical work
• the Anonymus Einsiedlensis, the author of the Einsiedeln Itinerary
• the Anonymus Gestorum Hungarorum, the author of a medieval work on the history of Hungary
• Gallus Anonymus - early XIIth century, the author of the first history of Poland
• the Anonymus of Placentia (or Piacenza), who left an account of their visit to 6th‑century Jerusalem
• the Anonymus of Turin (often referred to by the Italian Anonimo di Torino), writer of a catalogue of churches of Rome
• the Anonymus Banduri, the author of the Πατρια Κωνσταντινοπολεως, a 10th‑century topography of Constantinople
• the Anonymus de Rebus Bellicis, author of a Late Antique work on warfare
• the Anonymus Hispanus Chisianus (named after the library where the manuscript was found; sometimes referred to by the Italian Anonimo Spagnuolo), author of a medieval work on churches and relics in Rome
• an Anonymus de antiquitate Urbis, stated by Christian Hülsen to be a mere copier of the Roma Instaurata of Flavio Biondo.
• the Anonymus Ανταττικιστης (the Anti-Atticist Anonymus), an opponent of Phrynichus Arabius, valuable for the study of ancient Greek vocabulary
• the Anonymus Seguerianus, of the 3d century, whose work is useful for the study of 1st century rhetoric.
• the Anonymus Gestorum Francorum, author of the Gesta Francorum, an account of the First Crusade
• the Anonymus of York (or Norman Anonymus), author of a 14th‑century religious/political tract on the right of kings
• the Anonymus of Dubrovnik, author of 15th‑century Annals of that city.

Sometimes Anonymus refers not to an author, but to a manuscript copyist. Few manuscripts were signed, so the list might be extended almost indefinitely, but some manuscripts can be said to have transferred some of their importance to the copyist; in the manuscript tradition of Phaedrus, for example, it is common to refer to the Anonymus Nilanti, a 13th‑century copyist named after the scholar who edited him in 1709. The Ravenna Cosmography was a 7th century map of the known world, named from the city of Ravenna in Italy where it was constructed. ... There are two works with the name Gesta Hungarorum. ... Gallus Anonymus (Polish: Gall Anonim) living in 11th and 12th century was the first Polish historian, author of Cronicae et gesta ducum sive principum Polonorum (c. ... The so-called Gesta Francorum (The Deeds of the Franks, in full De Gesta Francorum et aliorum Hierosolimitanorum) is a Latin chronicle of the First Crusade (1096-1099) by an anonymous author. ... The First Crusade was launched in 1095 by Pope Urban II to regain control of the sacred city of Jerusalem and the Christian Holy Land from Muslims. ... Phaedrus, ¹ (15 B.C. – AD 50), Roman fabulist, was by birth a Macedonian and lived in the reigns of Augustus, Tiberius, Gaius and Claudius. ...

Anonymus is also a Canadian metal band. Anonymus is a quebec speed metal band founded in 1989. ...