The name Jayvon is a modern English variant of the French name Yvon, which itself is derived from the Breton name Yvonn or Yvon. The Breton name has its roots in the Old Celtic name Ivonus, meaning "yew" or "archer."

The yew tree holds significant symbolism in Celtic mythology and was often associated with longevity, rebirth, and the cycle of life. The name Ivonus may have been given to children as a symbol of strength, resilience, and a long life ahead.

While the name Ivonus can be traced back to ancient Celtic origins, its variations like Yvon and Jayvon didn't gain popularity until much later in history. One of the earliest recorded instances of the name Yvon is found in the 12th century, when it was borne by Saint Yvon, a Breton hermit and missionary who lived in the region of Brittany, France.

In the Middle Ages, the name Yvon was relatively common in Brittany and other parts of France. Notable figures who bore this name include Yvon Villarceau (1813-1883), a French mathematician and astronomer, and Yvon Corre (1900-1952), a French politician and trade unionist.

The anglicized variant Jayvon, however, is a more recent development, likely emerging in the late 20th century as a creative spelling of the traditional Yvon. One of the earliest recorded instances of this spelling is Jayvon Felton, an American football player born in 1979.

Other notable individuals named Jayvon include Jayvon Graves (born 1996), an American basketball player, and Jayvon Cobb (born 1991), an American singer and songwriter. While the name Jayvon is still relatively uncommon, its increasing popularity in recent decades reflects a trend towards unique and creative spellings of traditional names.