Havana sits next to 3 phonetic neighbors — Savannah, Hannah, and Avana are the closest matches by sound. Most share Havana's Spanish-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"port, harbor"
"beautiful, pretty"
"joining, fitting together"
"of noble kind"
"rosary, garland of roses"
"child of heaven, celestial beauty"
"feminine form of Charles"
"entire, all-encompassing"
"truthful, honorable"
"gift"
"clay, earth (Etruscan root)"
"favorite, precious one"
"rocky hill, tower"
"slender, fair"
"ivy plant, faithfulness"
"goddess"
"modern invented name"
"daughter of the sun"
"speckled, freckled"
"independent"
"winding valley, crooked hill"
Similar sound: These names share phonetic patterns with Havana — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Spanish/Taino origins, giving them the same cultural heritage as Havana.
Rhythm: Havana is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.