Vianney sits next to 4 phonetic neighbors — Vianney, Vienne, and Gianna are the closest matches by sound. Most share Vianney's French-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"of the way, from the road (place name origin)"
"striving, ambitious"
"of noble kind"
"striving, laboring"
"elf, supernatural being"
"mountain peak"
"noble elf ruler"
"beloved, to love"
"God is my strength"
"beautiful Mary, bitter beauty"
"wisdom"
"purity, innocence"
"trade wind, refreshing breeze"
"angel, divine messenger"
"great, venerable"
"noble of the sea"
"joined, attached, pledged"
"river of black stones, wolf valley (from Guadalupe)"
"trade wind"
Similar sound: These names share phonetic patterns with Vianney — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Latin/French origins, giving them the same cultural heritage as Vianney.
Rhythm: Vianney is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.