Leanne sits next to 5 phonetic neighbors — Leanna, Lianne, and Dianne are the closest matches by sound. Most share Leanne's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"graceful meadow"
"modern invented name, blue jay bird"
"one who resists authority, defiant"
"rule, standard"
"from Wales, land of compatriots"
"whole, beloved"
"heavenly day, sky-bright"
"of the lake, water"
"firstborn daughter"
"foreign woman (as variant of Barbara)"
"follower of Christ"
"God is gracious"
"grace, God has been gracious"
"free, from the lake"
"wished-for child"
"pure one"
"holy (folk association)"
"delight, gladness"
"modern American compound name"
"pure"
"clear, bright, famous"
Similar sound: These names share phonetic patterns with Leanne — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have English origins, giving them the same cultural heritage as Leanne.
Rhythm: Leanne is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.