Jadon sits next to 5 phonetic neighbors — Jayden, Jaden, and Hayden are the closest matches by sound. Most share Jadon's Hebrew-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"thankful, grateful"
"illuminance unit"
"my messenger, my angel"
"wooded land"
"headland, promontory"
"land of the Bronck family"
"wealthy, kingly, upholder of good"
"light, happiness (Ko in Japanese)"
"invented name; possibly son of the fearless one"
"bearer of Christ"
"son of Ivar (yew warrior)"
"broad valley"
"shelter, sanctuary"
"Moorish, dark-skinned"
"dark settlement (place name)"
"thunder ruler, powerful"
"grace, beauty, ornament"
"yellow-haired, blonde"
"God is gracious (via Sean/Shawn/John)"
"flax, flaxen-haired"
"of Dionysus, god of wine"
Similar sound: These names share phonetic patterns with Jadon — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew origins, giving them the same cultural heritage as Jadon.
Rhythm: Jadon is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.