The name Vesper is a feminine given name derived from the Latin word "vesper" meaning "evening" or "evening star." It has its roots in ancient Roman culture and was initially used as a name for the planet Venus, which appears as the brightest celestial object in the evening sky.

The name Vesper was associated with the Roman goddess of beauty and love, Venus, who was also known as Hesperus or the Evening Star. The ancient Romans held the evening star in high regard, and it was often celebrated in poetry and literature as a symbol of beauty, love, and the transition from day to night.

In ancient texts, the name Vesper can be found in works such as Ovid's Metamorphoses and Virgil's Aeneid, where it is used to refer to the evening star or the personification of the evening itself. The name also appears in early Christian writings, where it was sometimes used to represent the evening prayer service or Vespers.

One of the earliest recorded uses of the name Vesper as a personal name dates back to the 16th century. Vesper Jovius, an Italian Renaissance scholar and physician, was born in 1522 and is known for his contributions to the field of medicine and his writings on the history of his time.

Throughout history, several notable individuals have borne the name Vesper, including:

1. Vesper Leah Bat Chayil (1865-1934), an American author and educator who was a pioneer in the field of Jewish education for women.
2. Vesper Lincoln Simons (1876-1924), an American lawyer and politician who served as a member of the United States House of Representatives.
3. Vesper Stamper (born 1980), an American author and illustrator known for her young adult novels and children's books.
4. Vesper Hubert Meridith (1848-1919), an American lawyer and politician who served as a member of the United States House of Representatives.
5. Vesper Holly (1919-1987), an American actress and singer who appeared in several Broadway productions and films during the 1940s and 1950s.

These individuals, spanning different eras and professions, exemplify the enduring appeal and use of the name Vesper, which continues to evoke the beauty and mystery of the evening star.