Rolan sits next to 3 phonetic neighbors — Roland, Rowland, and Ronan are the closest matches by sound. Most share Rolan's French-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"famous land, renowned in the land"
"alert in battle"
"the just one"
"son of Matthew"
"one who sets traps"
"bright fame"
"slender, narrow"
"man of goodness, full of goodness"
"origin uncertain, possibly greatness"
"place name: fortified settlement"
"from Devon, poet"
"counsel, chief"
"possibly related to Zaid (growth, increase)"
"from the ash tree dell"
"conqueror"
"supplanter, one who grabs the heel"
"world, famous"
"from the third settlement"
"lord of the estate"
"ram (zodiac)"
"city of Athena; city of wisdom"
Similar sound: These names share phonetic patterns with Rolan — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Germanic origins, giving them the same cultural heritage as Rolan.
Rhythm: Rolan is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.