Regulus is one of the brightest stars in the night sky. Regulus, Latin for little king, may also refer to: Animals Regulus (bird), a bird genus Regulus (horse), a Thoroughbred racehorse and sire Basilisk, from the Greek term for regulus Kinglet, a small bird in the family Regulidae Regulus regulus or Goldcrest, a bird in the family Fiction Regulus (Bomberman), a character in the Bomberman series of video games Regulus Black, a fictional character from the Harry Potter series of novels by J. K. Rowling Regulus Corneas, a character in the series Re:Zero − Starting Life in Another World Demon Regulus, a fallen Angel Regulus (Crowne play), a 1692 work by John Crowne Regulus (1744 play), a 1744 work by William Havard Regulus, a story in Rudyard Kipling's 1899 Stalky & Co. collection Leo Regulus, a character from the manga Saint Seiya: The Lost Canvas a character from the High School DxD series Military French ship Régulus (1805) HMS Regulus, a list of ships with the name SS Regulus (T-AKR-292), an Algol class vehicle cargo ship SSM-N-8 Regulus, a cruise missile in service 1955-1964 SSM-N-9 Regulus II, a cruise missile first produced in 1956 Regulus (ship), a list of ships with the name Regulus missile submarines, a group of submarines operated by the United States Navy between 1959 and 1964 USS Regulus, a list of ships with the name Minerals Regulus, the metallic form of antimony Regulus, the end-product of metallic ore smelting Regulus, an alchemical symbol (variously 🜲, 🜳, 🜴, or 🜵) for the regulus-producing process People Saint Regulus (4th century), Christian saint, purported to have brought the relics of St. Andrew to Scotland Marcus Atilius Regulus (consul 267 BC), a Roman consul Marcus Aquilius Regulus (c. 1st century AD), a Roman who is discussed in the works of Pliny the Younger Other uses Regulus (1797 ship), a trading ship built in Spain and captured by the British Regulus (geometry) is the locus of lines meeting three given skew lines Regulus (video game) Regulus Grammar Compiler, a system for compiling unification grammars into grammars for speech recognition systems SS Regulus, a Canadian steamship See also Marcus Atilius Regulus (disambiguation)