The given name Joi is believed to have originated from the French language, with its roots tracing back to the Old French word "joie," meaning joy or happiness. This name gained popularity during the Middle Ages, primarily in regions where French culture and influence were prevalent.

One of the earliest known references to the name Joi can be found in medieval French literature, particularly in the works of troubadours and courtly poets. These literary works often celebrated the concept of "joi," which symbolized the joy and delight experienced in romantic love and courtly pursuits.

In the 12th century, Joi emerged as a feminine name, potentially inspired by the personification of joy and happiness in allegorical tales and poems. The name's association with positive emotions and the pursuit of happiness may have contributed to its enduring appeal throughout the centuries.

Historically, the name Joi has been borne by several notable individuals, including:

1. Joi Lansing (1928-1972), an American model, actress, and singer who gained prominence in the 1950s and 1960s.
2. Joi Cardwell (born 1971), an American singer and songwriter known for her contributions to the house music genre.
3. Joi Michiko Pearce (born 1974), an American poet and author of Japanese and African-American descent.

While less common, the name Joi has also been used by several other individuals throughout history, though their biographical details may be scarce or obscured by the passage of time.

It is worth noting that the name Joi has maintained a consistent, albeit modest, presence across various cultures and regions, often resonating with its connotations of joy and happiness. Despite its French origins, the name has transcended linguistic and cultural boundaries, becoming a part of the global tapestry of names.