Kojiro

Large second son
Japanese origin · Boy name
97% boys3% girls
#810US 2023
1.4kBirths / yr
Stable
6All-time births
📅 Since 201000
How to pronounce Kojiro
KOH·jee·ROH
/ˈkoʊ.dʒiː.ˈroʊ/ · stress on KOH · 3 syllables
Large second son
Japanese origin · Boy name

What does Kojiro mean and where does it come from?

Kojiro (光二郎) is a traditional Japanese name meaning 'large' or 'bright second son'. This name has strong roots in Japanese naming conventions, typically assigned to male children who are the second born, symbolizing hope for future prosperity. Variations in kanji may alter the meaning slightly, whic

Cultural significance
Kojiro has been a cherished name across cultures, particularly in Japanese-speaking communities, where it reflects values of large second son.
Peak popularity
Reached #12152 in 2010 — currently #810 in the US.
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Related Reading
Japanese-origin baby names with timeless appeal
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What middle names flow best with Kojiro?

Kojiro works best with short, strong middle names — one or two syllables keep the full name from becoming a mouthful

Kojiro Grace
Most popular combo · classic
Kojiro Rose
Floral · soft ending
Kojiro Mae
Sweet · timeless
Kojiro Claire
French influence · crisp
Kojiro Jane
Literary · strong
Kojiro Skye
Modern · airy feel
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Middle Names
The best middle names for Kojiro
Browse ideas →

How popular is Kojiro right now?

Holding steady — currently #810 in the US out of 135.5k tracked names

US Trend 20102023#810 · Top 0.60%
2010
2021
2022
2023
YearUS RankBirthsvs Prior Year
2023#8101,390▲ up 5 · +1% births
2022#8151,370▲ up 5 · +2% births
2021#8201,340▲ up 11332 · +22233% births
2010#121526

The story of Kojiro

Kojiro is a relatively modern name, first appearing in US records in 2010. With 6 total births recorded, Kojiro remains relatively uncommon. The name has grown more popular over time, rising from #12152 in 2010 to #810 in 2023.

Names that peaked alongside Kojiro in 2010:

💎Kojiro has only 6 total recorded births since 2010 — rarer than 99% of names in our database.

What are good nicknames for Kojiro?

Common
KojKojieKojyIro

Common questions about the name Kojiro

What does the name Kojiro mean?
Kojiro means "Large second son" — a name rooted in Japanese tradition that carries both historical depth and timeless appeal. The meaning reflects values that have made this name endure across generations.
How popular is the name Kojiro?
Kojiro is currently ranked #810 as a boy name in the US and is holding steady in popularity, a reliable classic that parents consistently choose.
What is the cultural origin of Kojiro?
Kojiro originates from Japanese tradition. Japanese names tend to carry strong cultural heritage and have spread across the world through migration, literature, and religion over centuries.
How do you pronounce the name Kojiro?
Kojiro is a three-syllable name pronounced K OW1 JH IY0 R OW1. The pronunciation is straightforward for English speakers, and the name reads clearly on paper — an important practical consideration for parents.
What sibling names go well with Kojiro?
Kojiro pairs beautifully with sibling names that share a similar Japanese heritage or complement its melodic and flowing sound. Names with a similar vibe create a cohesive sibling set without matching too closely.