Roanne sits next to 4 phonetic neighbors — Rowan, Joanne, and Leanne are the closest matches by sound. Most share Roanne's Irish-rooted cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"little red one; graceful river"
"valley, mountain glen"
"bright fame, renowned"
"peaceful ruler"
"lake, pool"
"joyful round song"
"merciful, gentle"
"Pure; stream"
"little joy, dear song"
"lady, mistress of the house"
"Variant of Joan/Joanne, from Hebrew Yohanan meaning God is gracious..."
"gracious, favored"
"bearer of Christ"
"Beautiful; fair one"
"Meadow and ewe; modern blend name"
"Reborn; born again; variant of Renee"
Similar sound: These names share phonetic patterns with Roanne — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Celtic/French blend origins, giving them the same cultural heritage as Roanne.
Rhythm: Roanne is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.