Jonathon is an alternate spelling of Jonathan — from the Hebrew Yehonatan, meaning "God has given" or "gift of God" — that peaked in 1990 with 65,497 SSA records and currently sits at rank 1545. The Jonathon spelling substitutes an -o- for the -a- in the second syllable, a minor variant that has circulated in American naming for decades without ever displacing the standard Jonathan as the dominant form.
Jonathan in Biblical Tradition
Jonathan son of Saul is one of the Old Testament's most celebrated figures — loyal friend of David, skilled warrior, and the subject of one of the Bible's most moving expressions of friendship: "your love to me was extraordinary, surpassing the love of women" (2 Samuel 1:26). The name thus carries a specific legacy of friendship, loyalty, and devotion that goes beyond the simple meaning of "gift of God." It has been a staple of English-speaking Christian naming for centuries, carried by figures from Jonathan Swift to Jonathan Edwards to Jonathan Franzen. Hebrew names with this level of Biblical narrative depth have a different resonance than names chosen purely for sound.
The Spelling Variant Question
The Jonathon spelling emerged as a genuine variant in American records during the twentieth century — not a typo but a deliberate choice. It changes nothing phonetically; JON-uh-thun is identical in both spellings. The -o- version reads as slightly more unusual and may feel like a creative differentiation for families who love the name but want something less standard. Jonathon versus Jonathan is truly a single-vowel decision with no etymological significance.
The Counter-Reading: Lifetime of Spelling Corrections
Choosing Jonathon over Jonathan means committing your child to a lifetime of correcting people who spell it with an -a-. Every form, every database, every autocorrect will default to Jonathan. That is a minor but constant friction. For families who find the -o- spelling meaningful or distinctive, the correction is worth it; for those who are simply unsure which spelling is "right," the -a- form is the standard. Eight-letter Biblical names in this category include Nathaniel and Jeremiah , both with strong contemporary revival momentum.