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Kojiro

Boy · Japanese · Medium name

Meaning
Shining second son, of the bright two

Meaning varies between reference sources.

Pronunciation
KOH-jee-roh
Origin
Japanese

From Japanese 'ko' (shine) and 'jiro' (second son); kanji varies.

Popularity
Uncommon in Japan (2023)

Popularity: Behind the Name, 2023

ClassicInternationalStrong and bold

Languages in use: Japanese

Commonly used in: Japan, United States, East Asia

Alternate spellings

  • KojiroJapanese (romanization)

    Same romanization; kanji varies.

Cultural associations

People who share this name. These are context, not the origin of the name.

  • Sasaki Kojirō

    c. 1585–1612

    Japanese swordsman, rival of Miyamoto Musashi.

Similar names

Matched on shared origin, language, or verified meaning themes. Spelling similarity alone is not treated as a linguistic relationship.

Akihiro

ah-kee-HEE-roh

Boy · Japanese

Meaning: Bright abundance, of the large light

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Akira

ah-KEE-rah

Boy · Japanese

Meaning: Bright, clear, of the dawn

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Koichi

KOH-ee-chee

Boy · Japanese

Meaning: Shining first son, of the bright one

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Satoru

sah-TOH-roo

Boy · Japanese

Meaning: Enlightened, of the awakened, of the knowing

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Shota

SHOH-tah

Boy · Japanese

Meaning: Soaring flight, of the luminous

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Akiko

ah-KEE-koh

Girl · Japanese

Meaning: Bright child, autumn child

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Sources for this record

Behind the Name, Japanese Name Entries (2024). Last verified 2025-01-15.

How Lucky Stork verifies name data →