Renner sits next to 4 phonetic neighbors — Brenner, Tanner, and Jenner are the closest matches by sound. Most share Renner's German-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"runner, messenger"
"pleasant stream"
"God supports, God heals"
"narrow strait, channel"
"talon, claw of a bird of prey"
"warrior, earth ruler"
"falcon keeper, falconer"
"bold people, brave among the people"
"highest, greatest"
"acquired, craftsman (via Hebrew Cain/Kaine)"
"brave, courageous"
"God is my helper"
"cleric, church official"
"son of Rip (surname derivative)"
"son of Hans"
"settlement of Brice"
"reborn, renewed"
"one of free status"
"famous shouter, distinguished one"
"sound, reverberation"
"strong and steadfast"
Similar sound: These names share phonetic patterns with Renner — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have German origins, giving them the same cultural heritage as Renner.
Rhythm: Renner is a 2-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.