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Find Baby Names That Start With Letter 'O' | Deluxe Astrology
 Tuesday
 03 February, 2026

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Search Baby Names That Start With Letter O

Welcome to Deluxe Astrology’s online Baby Name Finder Tool — a free resource designed to inspire you with baby names that start with O. Whether you’re in search of baby boy names that start with O, baby girl names that start with O, or even gender-neutral and unisex options, our extensive database has something to suit every style and family preference.

Discovering Names That Start With O

Choosing the right name for your baby is an exciting and meaningful journey. Names that begin with O carry a distinct charm, and at Deluxe Astrology, we know that every name tells its own story. Our collection includes everything from classic and modern choices to names with cultural significance. With options ranging from baby boy names that start with O to baby girl names that start with O—and not forgetting the growing popularity of gender-neutral names—our tool is here to help you find a name that perfectly matches your vision.

A Range of Options for Every Family

Our user-friendly website offers neatly categorized lists so you can easily explore baby names that start with O. You'll find dedicated sections for:

  • Baby Boy Names That Start With O: Options that exude strength and character.
  • Baby Girl Names That Start With O: Names that are elegant and full of charm.
  • Gender-Neutral/Unisex Baby Names That Start With O: Versatile choices that work beautifully regardless of gender.
  • Unique Baby Boy and Baby Girl Names: For those who seek distinctiveness alongside meaning.

This variety ensures that every family, regardless of tradition or modern tastes, finds the right name.

How Our Free Tool Works

At Deluxe Astrology, our free online Baby Name Finder Tool is designed with simplicity in mind. You can quickly filter names by gender, uniqueness, or even by meaning, ensuring that your search for names that start with O is both fun and efficient. Whether you lean towards traditional names or prefer a contemporary edge, our regularly updated database offers endless inspiration at your fingertips.

Tips for Selecting the Ideal Name

  1. Sound and Flow: Make sure the name starting with O pairs harmoniously with your last name.
  2. Meaning and Origin: Research the history and cultural significance behind the name. Many names starting with O come with rich, diverse backgrounds.
  3. Versatility: Whether you choose a classic or a modern name, think about how it will serve your child throughout different stages of life.
  4. Inclusivity: Consider exploring gender-neutral or unisex options if you’re looking for a name that transcends traditional gender norms.
  5. Personal Connection: The right name often resonates on a personal level—trust your instincts when choosing a name that feels right.

The Impact of a Name

A baby’s name is not just a label; it’s an identity that carries dreams, heritage, and a promise for the future. With Deluxe Astrology’s curated resource for baby names that start with O, you have a trusted companion in making one of life’s most important decisions. Our platform continually updates with new and trending names, ensuring that your choice remains both unique and timeless.

Baby Names Frequently Asked Questions (FAQs)

  • What makes baby names that start with O special?

    The rising sign, also known as the ascendant, is the zodiac sign that was rising on the eastern horizon at the time of your birth. It plays a crucial role in shaping your outward personality and how others perceive you.
  • How does Deluxe Astrology’s Baby Name Finder Tool work?

    Our free baby name finder tool allows you to filter and explore baby names by gender, uniqueness, and even by meaning—all dynamically updated to feature names that start with O.
  • Are there dedicated lists for baby boy and baby girl names that start with O?

    Yes, our site includes sections for both baby boy names that start with O and baby girl names that start with O, along with gender-neutral options.
  • What about gender-neutral and unisex baby names?

    We offer a curated section for gender-neutral or unisex baby names that start with O, ideal for parents seeking a versatile and inclusive option.
  • How often is the baby names database updated?

    Our team at Deluxe Astrology continuously refreshes the database to ensure you have access to both timeless classics and the latest naming trends.
  • Can I search for names based on meaning or origin?

    Absolutely—our tool lets you explore names based on their cultural significance, meaning, and origin, making your search both personalized and informative.
  • Is the Baby Name Finder Tool free to use?

    Yes, our online Baby Name Finder Tool is completely free, offering you a seamless and inspiring naming experience.
1269 Appealing Baby Names
Name Gender Meaning Religion Origin Lucky Number Syllables Length
Osiah Boy God is salvation Christianity Hebrew 7 Three 1 word, 5 letters, 3 vowels, 2 consonants
Osian Girl Deer; Stag English , Irish , Welsh 22 Three 1 word, 5 letters, 3 vowels, 2 consonants
Osiana Girl Little, young deer Celtic , Welsh 5 Four 1 word, 6 letters, 4 vowels, 2 consonants
Osinachi Unisex It came from God Igbo 6 Four 1 word, 8 letters, 4 vowels, 4 consonants
Osip Boy God shall add Judaism Ukrainian 5 Two 1 word, 4 letters, 2 vowels, 2 consonants
Osiria Girl Divine; Belonging to God Osiris Egyptian 8 Four 1 word, 6 letters, 4 vowels, 2 consonants
Osith Girl One who looks after the people and kingdom Judaism African 8 Two 1 word, 5 letters, 2 vowels, 3 consonants
Ositha Girl An inspirational and idealistic person; very strong Judaism English 9 Three 1 word, 6 letters, 3 vowels, 3 consonants
Osk Girl Longing or desiring Christianity Icelandic 9 One 1 word, 3 letters, 1 vowel, 2 consonants
Oska Boy Deer-loving one; Friend of deer Christianity Irish 1 Two 1 word, 4 letters, 2 vowels, 2 consonants
Oskari Boy A jumping and leaping warrior Judaism Finnish 1 Three 1 word, 6 letters, 3 vowels, 3 consonants
Osla Girl God vowed; God promised; Little bear; She-bear Christianity Latin , Old Norse 11 Two 1 word, 4 letters, 2 vowels, 2 consonants
Oslac Boy Offering or sacrifice to God; God's warrior Christianity Anglo Saxon , Old English , Old Norse 5 Two 1 word, 5 letters, 2 vowels, 3 consonants
Oslaf Boy A free-detailed and sensitive person Judaism English 8 Two 1 word, 5 letters, 2 vowels, 3 consonants
Oslafa Unisex An ambitious, courageous, and strong person Judaism English 9 Three 1 word, 6 letters, 3 vowels, 3 consonants
Oslo Girl Meadow of the Gods; Meadow at the foot of the hill; River mouth Christianity Norwegian , Old Norse 7 Two 1 word, 4 letters, 2 vowels, 2 consonants
Oslow Girl A ridge; A place in Norway Judaism English 3 Two 1 word, 5 letters, 2 vowels, 3 consonants
Osma Unisex One who acts like a divine protector Judaism English 3 Two 1 word, 4 letters, 2 vowels, 2 consonants
Osmaer Boy A famous person with God-like fame Judaism United States 8 Two 1 word, 6 letters, 3 vowels, 3 consonants
Osman Girl Baby bustard Albanian , Arabic , Bosnian , Kurdish , Turkish 8 Two 1 word, 5 letters, 2 vowels, 3 consonants

1269 Appealing Baby Names

Name Gender Meaning Religion Origin Lucky Number Syllables Length
Osiah Boy God is salvation Christianity Hebrew 7 Three 1 word, 5 letters, 3 vowels, 2 consonants
Osian Girl Deer; Stag English , Irish , Welsh 22 Three 1 word, 5 letters, 3 vowels, 2 consonants
Osiana Girl Little, young deer Celtic , Welsh 5 Four 1 word, 6 letters, 4 vowels, 2 consonants
Osinachi Unisex It came from God Igbo 6 Four 1 word, 8 letters, 4 vowels, 4 consonants
Osip Boy God shall add Judaism Ukrainian 5 Two 1 word, 4 letters, 2 vowels, 2 consonants
Osiria Girl Divine; Belonging to God Osiris Egyptian 8 Four 1 word, 6 letters, 4 vowels, 2 consonants
Osith Girl One who looks after the people and kingdom Judaism African 8 Two 1 word, 5 letters, 2 vowels, 3 consonants
Ositha Girl An inspirational and idealistic person; very strong Judaism English 9 Three 1 word, 6 letters, 3 vowels, 3 consonants
Osk Girl Longing or desiring Christianity Icelandic 9 One 1 word, 3 letters, 1 vowel, 2 consonants
Oska Boy Deer-loving one; Friend of deer Christianity Irish 1 Two 1 word, 4 letters, 2 vowels, 2 consonants
Oskari Boy A jumping and leaping warrior Judaism Finnish 1 Three 1 word, 6 letters, 3 vowels, 3 consonants
Osla Girl God vowed; God promised; Little bear; She-bear Christianity Latin , Old Norse 11 Two 1 word, 4 letters, 2 vowels, 2 consonants
Oslac Boy Offering or sacrifice to God; God's warrior Christianity Anglo Saxon , Old English , Old Norse 5 Two 1 word, 5 letters, 2 vowels, 3 consonants
Oslaf Boy A free-detailed and sensitive person Judaism English 8 Two 1 word, 5 letters, 2 vowels, 3 consonants
Oslafa Unisex An ambitious, courageous, and strong person Judaism English 9 Three 1 word, 6 letters, 3 vowels, 3 consonants
Oslo Girl Meadow of the Gods; Meadow at the foot of the hill; River mouth Christianity Norwegian , Old Norse 7 Two 1 word, 4 letters, 2 vowels, 2 consonants
Oslow Girl A ridge; A place in Norway Judaism English 3 Two 1 word, 5 letters, 2 vowels, 3 consonants
Osma Unisex One who acts like a divine protector Judaism English 3 Two 1 word, 4 letters, 2 vowels, 2 consonants
Osmaer Boy A famous person with God-like fame Judaism United States 8 Two 1 word, 6 letters, 3 vowels, 3 consonants
Osman Girl Baby bustard Albanian , Arabic , Bosnian , Kurdish , Turkish 8 Two 1 word, 5 letters, 2 vowels, 3 consonants

Frequently Asked Questions

  • What are the rules for selecting baby names?

    Baby names do not possess a specific set of rules or criteria. They can be selected based on various parameters, such as religion, cultural richness, specific meanings, and uniqueness, to name a few.
  • What to avoid when naming a baby?

    There are no specific restrictions when naming a baby. However, you should be careful that the name you choose does not possess any negative connotations in any language or tradition. You should also ensure that the naming laws of your country do not restrict the name you choose.
  • Can I choose a baby name before my baby’s birth?

    Yes, parents can choose a suitable and meaningful baby name before the child's birth. You may review some of the pages shared above to finalize a beautiful baby girl or baby boy's name.