The name Kevin has its origins in the ancient Celtic language and culture. The name is derived from the Irish-Gaelic word "caomhán," which means "descendant of the noble birth." It is also believed to have been derived from the Old Irish name "Cóemgein," meaning "birth of the fair one."

The earliest recorded use of the name Kevin dates back to the 6th century AD, when it was borne by the Irish saint and patron of the Glendalough monastery, St. Kevin. Born around 498 AD, St. Kevin is revered for his ascetic lifestyle and his devotion to the Christian faith. His feast day is celebrated on June 3rd in the Catholic Church.

Throughout the Middle Ages, the name Kevin saw limited use primarily within Ireland and among Irish communities abroad. It wasn't until the 19th century that the name began to gain popularity outside of Ireland. One of the earliest recorded bearers of the name was Kevin O'Doherty, an Irish poet and chieftain who lived in the 15th century.

The name Kevin gained broader recognition in the early 20th century, particularly after the publication of the novel "The Waves" by Virginia Woolf in 1931, which featured a character named Kevin. Around the same time, Kevin Barry, an Irish revolutionary and soldier, became a prominent figure in the Irish War of Independence (1919-1921).

Another notable bearer of the name was Kevin Kline, the American actor born in 1947, who is known for his roles in films such as "A Fish Called Wanda," "The Big Chill," and "Sophie's Choice." In the literary world, Kevin Brownlow, born in 1938, is a renowned British filmmaker and film historian known for his work in preserving and restoring silent films.

The name Kevin also has a strong association with sports. Kevin McHale, born in 1957, was a professional basketball player and coach who played for the Boston Celtics and won three NBA championships. Kevin Keegan, born in 1951, is a famous English football player and manager who played for Liverpool and captained the England national team.