Ayrton sits next to 4 phonetic neighbors — Aaron, Airton, and Dayton are the closest matches by sound. Most share Ayrton's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"estate on the River Aire"
"from Milan, middle of the plain"
"supplanter"
"of the night"
"free man"
"cloud"
"prince, king"
"lord of the marches, border lord"
"night"
"like the sun"
"modern coinage"
"keen ruler, bold king"
"grace of Baal"
"son of Morris/Maurice"
"one who tends a gate or hatchway"
"from the rye meadow"
"lord, my lord"
"ruler of the home"
"honoring God, to honor God"
"God is gracious"
Similar sound: These names share phonetic patterns with Ayrton — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Old English origins, giving them the same cultural heritage as Ayrton.
Rhythm: Ayrton is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.