The name Liliana has its origins in the Latin language, derived from the feminine form of the name Lilian, which itself is a variant of the masculine name Lilian or Lilion. These names can be traced back to the classical Latin word "lilium," meaning "lily," the beautiful and fragrant flower.

In ancient Rome, the lily was a symbol of purity, innocence, and renewal. It was associated with the goddess Juno, the protector of women and childbirth. The name Liliana was likely bestowed upon girls as a way to invoke these qualities and seek divine protection.

One of the earliest recorded instances of the name Liliana can be found in the writings of the Roman historian Tacitus, who mentions a woman named Liliana Praetextata in his "Annals" from the 1st century AD. However, the name did not gain widespread popularity until the Middle Ages.

During the medieval period, the name Liliana was embraced by various European cultures, particularly in Italy, Spain, and France. It was often bestowed upon girls born around the feast day of St. Lilian, a 7th-century French nun who was known for her piety and charitable works.

Among the notable historical figures who bore the name Liliana was Liliana de Cisneros (c. 1495-1543), a Spanish noblewoman and supporter of the Reformation movement in the Netherlands. Another was Liliana Caldani (1670-1736), an Italian painter and engraver known for her religious artworks.

In the 19th century, the name Liliana gained popularity in literature, with authors such as Victor Hugo and Stendhal using it for their fictional characters. One of the most famous real-life Lilianas was Liliana Cragnolini (1834-1906), an Italian soprano who achieved international acclaim for her operatic performances.

The 20th century saw the name Liliana continue to be embraced across various cultures. Notable examples include Liliana Cavani (born 1933), an Italian film director known for her provocative and controversial works, and Liliana Ayalde (1936-2020), a renowned Argentinian singer and actress.

Throughout its history, the name Liliana has carried associations of beauty, purity, and grace, reflecting its floral origins and connection to the divine. Its enduring popularity across centuries and cultures is a testament to its timeless appeal.