The name Trevon has its roots in the Welsh language and is derived from the elements "tref," meaning "town," and the personal name "Gwion." It is a modern variant of the traditional Welsh name "Trefor," which gained popularity during the Middle Ages.

In its earliest form, the name Trefor was recorded in the 12th century as "Trefawr," referring to a person from a significant town or village. As the Welsh language evolved, the name underwent various spelling changes, leading to the modern form of Trevon.

One of the earliest documented individuals with the name Trevon was Trevon ap Rhys, a Welsh nobleman who lived in the early 13th century. He was known for his involvement in the conflicts between the Welsh princes and the English Crown during the reign of King John.

Another notable historical figure with the name Trevon was Trevon Goch, a 14th-century Welsh poet and bard. His works celebrated the culture and traditions of his homeland, and he is considered one of the most influential figures in the preservation of Welsh literature during the medieval period.

In the 16th century, Trevon ab Einion was a renowned Welsh scholar and translator. He played a crucial role in the translation of the Bible into the Welsh language, making it accessible to a wider audience and contributing to the preservation of the Welsh linguistic heritage.

During the 17th century, Trevon Jones was a prominent figure in the English Civil War. He served as a captain in the Parliamentarian forces and was known for his bravery and leadership on the battlefield.

Trevon Griffiths, born in 1825, was a Welsh industrialist and philanthropist. He made significant contributions to the development of the coal mining industry in South Wales and used his wealth to support educational initiatives and charitable causes in his community.

While the name Trevon has its origins in Wales, it has gained popularity in various parts of the world, particularly in English-speaking countries. However, its historical roots and connections to Welsh culture and language remain an essential part of its identity.