The given name Vaughn has its origins in the Welsh language and culture, stemming from the medieval period. It is derived from the Welsh word "bychan," meaning "small" or "little." The name was initially a nickname or descriptive term for someone of diminutive stature or a younger child.

Early records show variations in spelling, such as "Vaughan," "Vachan," and "Vychan," reflecting the evolution of the name over time. As a distinctly Welsh name, it was primarily found in regions like Wales and the bordering areas of England during the Middle Ages.

One of the earliest notable references to the name can be found in the Welsh chronicles, where it appears as a personal name and a surname among the noble families of Wales. For instance, Sir Roger Vaughan was a Welsh military leader who fought alongside Owain Glyndŵr during the Welsh Revolt against the English in the early 15th century.

In the 16th century, the name gained wider recognition with figures like Sir Thomas Vaughan (1492-1536), a Welsh diplomat and courtier who served under King Henry VIII. Another prominent bearer was the philosopher and alchemist Thomas Vaughan (1621-1666), also known as Eugenius Philalethes, who wrote extensively on mysticism and occult subjects.

During the 17th century, the name crossed the Atlantic with Welsh settlers in colonial America. One notable example is William Vaughan (1621-1683), a Welsh merchant and co-founder of the colony of Rhode Island, who played a significant role in the establishment of religious freedom in the region.

In the literary realm, the name is associated with the acclaimed British poet and priest Henry Vaughan (1621-1695), known for his metaphysical and religious poems, such as "The World" and "The Retreat."

Moving into the 19th century, Vaughn Roderick Pryor (1826-1859) was a renowned American chess master and one of the strongest players of his time, contributing to the development of the game in the United States.

These are just a few examples of the many individuals who have carried the name Vaughn throughout history, showcasing its enduring presence across various fields and cultures.