Rocio sits next to 3 phonetic neighbors — Rosio, Rosario, and Rosío are the closest matches by sound. Most share Rocio's Spanish-origin cluster, so the rhythm and vowel shape carry across the list.
You searched for names like
"dew, dewdrops"
"modern creative name"
"grace (via Hebrew Ana)"
"afflicted by God"
"of the Sabine people"
"youthful, soft-haired (from Julia/Julius)"
"indigenous Mexican name of Michoacan origin"
"God is gracious"
"rainbow woman"
"grace and beauty"
"God is gracious"
"modern Caribbean feminine name (creative construction)"
"sun, of the sun (folk etymology)"
"gift"
"from Lourdes, place of miracles"
"resurrection, she who shall rise again"
"to admire, wonderful"
"from the Priscus family"
"goddess"
"sun"
"dear flower, small blossom"
Similar sound: These names share phonetic patterns with Rocio — similar vowel sounds, consonant clusters, or rhythm.
Shared roots: Several names on this list have Spanish origins, giving them the same cultural heritage as Rocio.
Rhythm: Rocio is a 3-syllable name. Names with the same syllable count tend to feel interchangeable when you're narrowing your list.