The name Kevon is believed to have originated from the Irish language, where it is a variant spelling of the name Caoimhín. This name is derived from the Old Irish word "caem," which means "gentle" or "kind." It is thought to have emerged during the early medieval period, around the 5th or 6th century AD, when Irish Gaelic was the predominant language spoken in Ireland.

The name Kevon gained popularity in Ireland and other parts of the Gaelic-speaking world, such as Scotland and the Isle of Man. It was often associated with the monastic tradition, as many Irish monks and scholars bore this name during the Middle Ages.

One of the earliest recorded instances of the name Kevon can be found in the Annals of Ulster, a chronicle of medieval Irish history. The annals mention a Kevon mac Ainmire, who was the King of Uí Failghe (a medieval Irish kingdom) in the 7th century AD.

Throughout history, several notable individuals have borne the name Kevon. One of the most famous was Kevon of Glendalough, a 6th-century Irish saint and founder of the Glendalough monastery in County Wicklow, Ireland. He was renowned for his piety and asceticism, and his feast day is celebrated on June 3rd in the Catholic Church.

Another significant figure was Kevon Ó Maoil Chonaire, an Irish prince who lived in the 12th century. He was a patron of the arts and literature and is credited with commissioning several important works of Irish poetry and prose during his lifetime.

In the 16th century, Kevon O'Reilly was a prominent Irish chieftain and leader of the O'Reilly clan in County Cavan, Ireland. He played a role in the Irish Confederate Wars against the English Crown in the mid-17th century.

Kevon O'Doherty, born in 1583, was an Irish chieftain and leader of the O'Doherty clan in County Donegal. He is remembered for his rebellion against English rule in Ulster, known as O'Doherty's Rebellion, which took place in 1608.

In more recent times, Kevon Looney, born in 1996, is an American professional basketball player currently playing for the Golden State Warriors in the NBA. He was born in Milwaukee, Wisconsin, and his name is a modern variation of the traditional Irish name Caoimhín.