Beatus, meaning blessed in Medieval Latin, may mean:
- One who has been beatified, the stage before being declared a saint
Biblical
- The Commentary on the Apocalypse, (i.e. Book of Revelation), especially in illuminated manuscript form, written by Saint Beatus of Liébana
- Beatus initial, the B of "Beatus vir..." ("Blessed is the man..."), the start of Psalm 1 in Latin, usually given the most elaborate decoration in an illuminated psalter
- Beatus vir (from Psalm 112) is the title of many compositions including :
- Beatus vir (1641) from Monteverdi's Selva morale e spirituale
- Beatus vir, ZWV 75, 76, et 77, by Jan Dismas Zelenka
- Beatus vir, RV597 et RV598, by Vivaldi
- Beatus vir, MH 410, MH 398, by Michael Haydn
- Beatus Vir (Górecki), opus 38 (1979), by Górecki
- Beatus vir, Seibel 26, 27, and 28 by Johann David Heinichen
People
- Beatus of Lungern or Saint Beatus of Beatenberg or Thun (died 122), semi-legendary figure who is considered the saint of Switzerland
- Saint Beatus, Bishop of Amiens, France in the 5th century
- Saint Beatus of Liébana (c. 730–c. 800), Spanish monk in San Martin de Turieno in Liebana, known for his Commentary on the Apocalypse
- Beatus of Vendôme, semi-legendary saint of Vendôme
- Beatus Rhenanus (Beatus Bild; 1485–1547), German humanist, religious reformer and classical scholar
Other uses
- "Beatus", a song by Serj Tankian from Imperfect Harmonies