The name Leanna has its origins in the Greek language. It is a combination of two words - "leios" meaning "smooth" or "gentle," and "anna" meaning "grace" or "favor." Together, the name Leanna conveys a sense of gentleness and graciousness.

In ancient Greek texts, the name was often associated with the goddess Artemis, who was revered for her grace, beauty, and skill as a huntress. The earliest recorded use of the name Leanna dates back to the 5th century BC, when it was mentioned in a play by the Greek playwright Aeschylus.

During the Middle Ages, the name Leanna found its way into various European cultures, particularly in Italy and France. One of the earliest recorded individuals with this name was Leanna of Saluzzo, an Italian noblewoman who lived in the 13th century.

In the 16th century, the name gained popularity in England, where it was often spelled as "Liana" or "Leana." One notable bearer of this name was Leanna Donne, the daughter of the famous poet John Donne (1572-1631).

Over the centuries, several other notable individuals have borne the name Leanna. These include Leanna Walcott (1836-1915), an American writer and activist; Leanna Creel (1870-1944), an American actress; and Leanna Love (1913-1986), an American singer and actress.

Another famous bearer of the name was Leanna Tobin (1907-1976), an American painter and sculptor who was a prominent figure in the Harlem Renaissance. Additionally, Leanna Rhodes (1920-1995) was a British actress and singer who appeared in several films and television shows during the mid-20th century.

While the name Leanna has ancient roots, it continues to be a popular choice for parents today, owing to its unique blend of grace, gentleness, and strength.