Jayne sits next to 3 phonetic neighbors — Jane, Jain, and Jade are the closest matches by sound. Most share Jayne's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"God is gracious"
"of the mind, intellect"
"nation, community"
"old friend"
"slender and fair"
"sea dragon, small"
"modern creative variant of Amy + Yah"
"bright one, term of endearment"
"sudden memory of a beloved"
"chosen, selected, specially picked"
"from Ing, Norse deity of fertility"
"Gaelic speaker"
"blend of Vanessa and Penelope; weaver of nets"
"olive tree"
"daughter of the night"
"crown, garland"
"high-born, sublime"
"devoted to God, my God is an oath"
"woman from the north"
"variant of Rue (herb)"
"illustrious, renowned"
Similar sound: These names share phonetic patterns with Jayne — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew via Latin origins, giving them the same cultural heritage as Jayne.
Rhythm: Jayne is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.