Jacy
Meaning
"moon, moonlight"
Origin: Tupi-Guarani
Cultural Roots
Quick Stats
- Popularity Rank
- #6,390
- Total SSA Count
- 19
- Syllables
- 2
- Formality
- Casual
- Nicknames
- Jay, Jace
Baby Name Comparison — 2026
"moon, moonlight"
Origin: Tupi-Guarani
"heavenly joy, belonging to the sky"
Origin: Hawaiian
Olani is more popular, ranked #6215 vs #6390 for Jacy.
Historical US popularity rank — lower number means more popular.
Historical trend data not available for this comparison.
Names that pair well as siblings.
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Olani is more popular, ranked #6215 compared to Jacy at #6390 in the United States.
Jacy means "moon, moonlight" (Tupi-Guarani origin). Olani means "heavenly joy, belonging to the sky" (Hawaiian origin).
Jacy is primarily a girl name. Olani is primarily a girl name.