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 13 December, 2025

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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
Onike Girl The onyx gem Christianity Polynesian , Tongan 9 Three 1 word, 5 letters, 3 vowels, 2 consonants
Onil Boy Wind; Related to the Hindu God of wind Hinduism Indian , Sanskrit 5 Two 1 word, 4 letters, 2 vowels, 2 consonants
Onima Girl Examination; Analysis Hinduism Bengali , Sanskrit 7 Three 1 word, 5 letters, 3 vowels, 2 consonants
Oninddo Boy The joy or happiness Judaism Sanskrit 3 Three 1 word, 7 letters, 3 vowels, 4 consonants
Onindro Boy A romantic person Judaism Bengali 8 Three 1 word, 7 letters, 3 vowels, 4 consonants
Onir Boy Shining; Extraordinary English , Turkish 2 Two 1 word, 4 letters, 2 vowels, 2 consonants
Onish Boy Supreme; A reference to Lord Shiva and Vishnu Hinduism Indian 2 Two 1 word, 5 letters, 2 vowels, 3 consonants
Onisha Girl Nightless; Sleepless Hinduism Bengali , Indian , Sanskrit 3 Three 1 word, 6 letters, 3 vowels, 3 consonants
Onix Unisex Claw; Nail; Gemstone Christianity English , Greek , Spanish 8 Two 1 word, 4 letters, 2 vowels, 2 consonants
Onkar Boy God is One; There is only one God Sikhism Indian 5 Two 1 word, 5 letters, 2 vowels, 3 consonants
Onkaran Boy God in his entirety; The purest one; One of the many names of Lord Shiva Hinduism Indian 2 Three 1 word, 7 letters, 3 vowels, 4 consonants
Onkarjeet Girl Victory in the name of God Judaism 9 Three 1 word, 9 letters, 4 vowels, 5 consonants
Onkarjot Boy Light of the God's name Judaism 5 Three 1 word, 8 letters, 3 vowels, 5 consonants
Onkwani Boy One who talks a lot Christianity African , Kenyan 33 Three 1 word, 7 letters, 3 vowels, 4 consonants
Onlaf Boy A relic or a historical heritage Judaism Swedish 3 Two 1 word, 5 letters, 2 vowels, 3 consonants
Onna Girl To grant; To allow; Favor; Grace Christianity, Judaism Frisian , German , Hebrew 8 Two 1 word, 4 letters, 2 vowels, 2 consonants
Onnan Boy A sailor Judaism Teutonic 22 Two 1 word, 5 letters, 2 vowels, 3 consonants
Onnesha Boy Honesty; Truthfulness Hinduism Indian 4 Three 1 word, 7 letters, 3 vowels, 4 consonants
Onni Boy Luck; Cheerfulness; Pleasure Christianity Finnish 7 Two 1 word, 4 letters, 2 vowels, 2 consonants
Onnie Girl Honor; Dignity; Esteem Christianity English , Latin 3 Two 1 word, 5 letters, 3 vowels, 2 consonants

1269 Appealing Baby Names

Name Gender Meaning Religion Origin Lucky Number Syllables Length
Onike Girl The onyx gem Christianity Polynesian , Tongan 9 Three 1 word, 5 letters, 3 vowels, 2 consonants
Onil Boy Wind; Related to the Hindu God of wind Hinduism Indian , Sanskrit 5 Two 1 word, 4 letters, 2 vowels, 2 consonants
Onima Girl Examination; Analysis Hinduism Bengali , Sanskrit 7 Three 1 word, 5 letters, 3 vowels, 2 consonants
Oninddo Boy The joy or happiness Judaism Sanskrit 3 Three 1 word, 7 letters, 3 vowels, 4 consonants
Onindro Boy A romantic person Judaism Bengali 8 Three 1 word, 7 letters, 3 vowels, 4 consonants
Onir Boy Shining; Extraordinary English , Turkish 2 Two 1 word, 4 letters, 2 vowels, 2 consonants
Onish Boy Supreme; A reference to Lord Shiva and Vishnu Hinduism Indian 2 Two 1 word, 5 letters, 2 vowels, 3 consonants
Onisha Girl Nightless; Sleepless Hinduism Bengali , Indian , Sanskrit 3 Three 1 word, 6 letters, 3 vowels, 3 consonants
Onix Unisex Claw; Nail; Gemstone Christianity English , Greek , Spanish 8 Two 1 word, 4 letters, 2 vowels, 2 consonants
Onkar Boy God is One; There is only one God Sikhism Indian 5 Two 1 word, 5 letters, 2 vowels, 3 consonants
Onkaran Boy God in his entirety; The purest one; One of the many names of Lord Shiva Hinduism Indian 2 Three 1 word, 7 letters, 3 vowels, 4 consonants
Onkarjeet Girl Victory in the name of God Judaism 9 Three 1 word, 9 letters, 4 vowels, 5 consonants
Onkarjot Boy Light of the God's name Judaism 5 Three 1 word, 8 letters, 3 vowels, 5 consonants
Onkwani Boy One who talks a lot Christianity African , Kenyan 33 Three 1 word, 7 letters, 3 vowels, 4 consonants
Onlaf Boy A relic or a historical heritage Judaism Swedish 3 Two 1 word, 5 letters, 2 vowels, 3 consonants
Onna Girl To grant; To allow; Favor; Grace Christianity, Judaism Frisian , German , Hebrew 8 Two 1 word, 4 letters, 2 vowels, 2 consonants
Onnan Boy A sailor Judaism Teutonic 22 Two 1 word, 5 letters, 2 vowels, 3 consonants
Onnesha Boy Honesty; Truthfulness Hinduism Indian 4 Three 1 word, 7 letters, 3 vowels, 4 consonants
Onni Boy Luck; Cheerfulness; Pleasure Christianity Finnish 7 Two 1 word, 4 letters, 2 vowels, 2 consonants
Onnie Girl Honor; Dignity; Esteem Christianity English , Latin 3 Two 1 word, 5 letters, 3 vowels, 2 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.