Jeanluc sits next to 5 phonetic neighbors — Jean-Luc, Luke, and Luc are the closest matches by sound. Most share Jeanluc's French-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"God is gracious"
"new house, bright abode"
"French form of James/Jacob"
"man of the lion"
"divine mystery, Quranic blessing"
"bright new home"
"of the forest, woodland dweller"
"born on All Saints Day"
"the hidden one, lady"
"the mountain"
"one who stammers"
"brave, bold counsel"
"rue plant, bitter herb"
"son, child"
"wealth, fortune, prosperity"
"healer"
Similar sound: These names share phonetic patterns with Jeanluc — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Hebrew (via French) origins, giving them the same cultural heritage as Jeanluc.
Rhythm: Jeanluc is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.