"Blend of Jay and Elle"
The name Jayelle is commonly a female name from the "American" origin.
Jayelle is a modern American formation, either Jay combined with Elle or Jay carrying the feminine -elle ending seen in names such as Danielle and Gabrielle. It is first recorded in United States birth data in 2005, which fits a recent coinage rather than an inherited name from a documented language. No earlier use in a named language or naming tradition is recorded for it.
The pronunciation of Jayelle is jay-EL.