Question: what is a boy name that starts with j?
Answer: James. James is a common royal name used in Europe and the English version of Jacob, and happens to be one of the most popular boy's... ... 
Jacob. While Jacob has long been considered a classic boys name, a new generation of youth will always associate the name with a... ... 
John. ... 
Joseph. ... 
Joshua. ... 
Jesus. ... 
Jonathan. ... 
Justin.