Names That Start With O
Browse baby names that start with O, then compare meaning, origin, and trend signals.
Names In This Collection
Orvil
Orvil offers a balanced, harmonious sound with broad cultural resonance.
Pronounced OR-vil
Orville
Orville blends hopeful energy with a timeless, versatile sound.
Pronounced OR-vil
Orvin
Orvin offers a graceful, concise option with cross-cultural appeal.
Pronounced OR-vin
Orvis
Orvis radiates a peaceful, uplifting presence with broad appeal.
Pronounced OR-vis
Oryan
Oryan offers a strong, grounded sound with broad cultural usage.
Pronounced o-RYAN
Osama
Osama is a masculine name of Arabic origin meaning the lion, often linked to strength.
Pronounced oh-SAH-mah
Osbaldo
Osbaldo blends Germanic roots with modern usage, commonly connected to grace and confidence.
Pronounced os-BAL-do
Osborne
Osborne is an English-origin name historically linked to light and warmth in usage.
Pronounced OSS-born
Oscar
Oscar is often linked to peaceful, protective imagery with Germanic roots.
Pronounced OS-kar
Oshea
Oshea is of Irish origin and commonly connected to harmony within its cultural usage.
Pronounced OH-shee
Osie
Osie is an Irish name often associated with grace and a confident presence.
Pronounced OH-see
Osiel
Osiel is a multicultural name commonly connected to courage and uplift.
Pronounced oh-SEE-el
Osiris
Osiris is a multicultural name drawing on ancient myth, commonly linked to grace and confidence.
Pronounced OH-si-riss
Osman
Osman is a Turkish name meaning protector, often used with a hopeful, protective feel.
Pronounced OS-man
Osmar
Osmar is a multicultural form often associated with joy and a gentle presence.
Pronounced OSH-mar
Ossie
Ossie is a masculine name with multicultural usage, commonly linked to strength.
Pronounced OSS-ee
Osvaldo
Osvaldo is a Spanish-origin form of Oswald, widely associated with protection.
Pronounced oz-VAL-do
Oswald
Oswald is a Germanic name meaning noble ruler, known for resilience.
Pronounced OS-wald
Oswaldo
Oswaldo is a Spanish form of Oswald, widely associated with hope.
Pronounced os-WAL-do
Otelia
Otelia is an Italian-origin name commonly linked to courage and uplift in modern use.
Pronounced oh-TEH-lee-ah
Otha
Otha is of Irish origin, commonly linked to light and warmth.
Pronounced OH-tha
Otho
Otho is a short form with Japanese associations of resilience and a confident presence.
Pronounced OH-tho
Otilia
Otilia is a multicultural feminine name commonly linked to strength and grounded presence.
Pronounced oh-TEE-lya
Otis
Otis is a Germanic name meaning protection, with a grounded, timeless feel.
Pronounced OH-tis
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FAQ
- How do I use names that start with O?
- Filter by first letter, then validate origin, meaning, and ranking behavior.
- Can I compare these names on trend pages?
- Yes. Use linked US ranking and SSA routes for year/state comparison.