Leo is an astrological sign, which originated from the constellation Leo, and is the 5th sign of the zodiac. Leo is classed as a Positive or masculine, extrovert sign; its element is Fire and its Quality is Fixed. Traditionally in Astrology Leo is ruled by the Sun.
Under the Tropical Zodiac, Leo is occupied by the Sun from July 23 → August 22, Under the Sidereal Zodiac, it is currently from August 17th → September 16th. The corresponding month in the Babylonian calendar is Abu.