Otto V may refer to:
Otto V, Count of Orlamünde, father-in-law of Henry VII of Brzeg Otto V, Margrave of Brandenburg-Salzwedel (c. 1246 – 1298) Otto V, Duke of Bavaria (1346–1379) Otto V, Duke of Brunswick-Lüneburg (1439–1471)
See also Otto I (disambiguation) Otto II (disambiguation) Otto III (disambiguation) Otto IV (disambiguation) Otto VI (disambiguation) Otto VII (disambiguation) Otto VIII (disambiguation)