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"
"firstborn daughter"
"free woman, free person"
"my pleasantness"
"good judgment, wisdom"
"lily, rose"
"wise messenger, prophet bird"
"from the Everley place name"
"wonderful, marvelous"
"gracious gift"
"rain, divine blessing"
"strength, power"
"ancient, venerable, of old times"
"little rose, dear rose"
"meadow, wild cow"
"little rock, harmony"
"middle of the week"
"wonder, marvel"
"land surrounded by water"
"whole warrior"
"birch wood clearing"
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.