Jeff sits next to 3 phonetic neighbors — Geoff, Jeb, and Jesse are the closest matches by sound. Most share Jeff's English-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"divine peace, God's peace"
"gift of God, gift of Yahweh"
"clever, skilled"
"God is expectant, awaiting God"
"enduring, steadfast"
"letter Z sound"
"strife, contest"
"divine peace (God + peace)"
"variant of Mason (stone worker)"
"place of the Huxley family (surname origin)"
"place name: town in Pembrokeshire, Wales"
"enclosed pasture by a river"
"from Kashmir, the Himalayan paradise"
"gift of God"
"head, chief (as in penultimate)"
"peace + ruler"
"battle, warrior chief"
"one who heals"
"little slender one"
"thank you, grateful"
"ancient, enduring"
Similar sound: These names share phonetic patterns with Jeff — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Germanic origins, giving them the same cultural heritage as Jeff.
Rhythm: Jeff is a 1-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.