The name Jonathon is a boy's name of Hebrew origin meaning "gift of Jehovah". Jonathon and is often added to user-created lists like The Hoarder's List of Names and discussed in our forums with posts like "What would be the perfect twin?".
From the experts:
Like many spelling variations of popular names, Jonathon's star rose and is now falling along with that of the original Jonathan. Jonathon occupied the very last spot on the boys' US Top 1000 in 2016, at Number 1000. Parents in search of an Old Testament boys’ name today tend to look for more original choices, from Ezra to Abraham to Moses.