Jane sits next to 3 phonetic neighbors — Jean, Joan, and Jan are the closest matches by sound. Most share Jane's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"God is gracious"
"diminutive of Harriet (home ruler)"
"work-power, powerful ruler"
"good, fine"
"song, tune, music"
"marshy area near a stream"
"rainbow"
"silver"
"treeless plain, open grassland"
"torch, fire"
"wren bird clearing"
"of the Julian family (Gens Julia)"
"slender, fair"
"dark blue, naval fleet"
"strength, builder"
"sunny, radiant"
"oarsman, rower"
"worthy of love"
"the fall season"
"Jerusalem (poetic)"
"protector of men"
Similar sound: These names share phonetic patterns with Jane — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew via Latin and Old French origins, giving them the same cultural heritage as Jane.
Rhythm: Jane is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.