Jillian

The name Jillian is a feminine form of the name Julian, which is derived from the Roman family name Iulius. The name Iulius is believed to be derived from the Latin word 'iuvenis,' meaning 'youthful' or 'young.'

The name Julian has been in use since ancient Roman times and was borne by several Roman emperors, including Julian the Apostate. It has been a popular name throughout Europe for centuries.

The feminine form, Jillian, emerged as a distinct name in the 20th century. It became particularly popular in English-speaking countries, such as the United States, Canada, and the United Kingdom.

While Jillian is a derivative of Julian, it has taken on its own unique identity and meaning. It is often associated with qualities such as youthfulness, energy, and vibrancy. The name Jillian has a modern and stylish appeal, making it a popular choice for parents seeking a feminine name with a touch of sophistication.