What does Kotaro mean and where does it come from?
Kotaro (小太郎) is a traditional Japanese name typically given to boys. The name combines the characters 小 (ko), meaning 'small' or 'little,' and 太郎 (taro), which often signifies 'eldest son' or a more general concept of 'boy' in this context. The name is popular in Japan and has historical roots in th
Cultural significance
Kotaro has been a cherished name across cultures, particularly in Japan-speaking communities, where it reflects values of japanese.
Peak popularity
Reached #4736 in 1919 — currently #10307 in the US.
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Related Reading
Japan-origin baby names with timeless appeal
Browse names →What middle names flow best with Kotaro?
Kotaro works best with short, strong middle names — one or two syllables keep the full name from becoming a mouthful
Kotaro Grace
Most popular combo · classic
Kotaro Rose
Floral · soft ending
Kotaro Mae
Sweet · timeless
Kotaro Claire
French influence · crisp
Kotaro Jane
Literary · strong
Kotaro Skye
Modern · airy feel
How popular is Kotaro right now?
Rising fast — up 3156 spots — currently #10307 in the US out of 135.5k tracked names
| Year | US Rank | Births | vs Prior Year |
|---|
| 2023 | #10307 | 7 | ▲ up 3156 · +40% births |
| 2022 | #13463 | 5 | ▼ down 2800 · -17% births |
| 2020 | #10663 | 6 | ▼ down 3090 · -40% births |
| 2015 | #7573 | 10 | ▼ down 1782 · -33% births |
| 2010 | #5791 | 15 | ▲ up 4516 · +150% births |
| 2005 | #10307 | 6 | ▼ down 1020 |
| 2000 | #9287 | 6 | ▼ down 206 · +20% births |
| 1995 | #9081 | 5 | ▼ down 696 |
| 1990 | #8385 | 5 | — |
The story of Kotaro
Kotaro entered American naming records in 1919 and has been in use for over 105 years. With 182 total births recorded, Kotaro remains relatively uncommon. Once ranked #8385 in 1990, the name has become less common in recent years, sitting at #10307 in 2023.
Names that peaked alongside Kotaro in 1919:
Kotaro by decade
Kotaro peaked in the 1910s. See all 1910s names →
| Decade | Births | |
|---|
| 1910s | 5 | |
| 1990s | 27 | |
| 2000s ★ | 73 | |
| 2010s | 71 | |
| 2020s | 6 | |
💎Kotaro has only 182 total recorded births since 1919 — rarer than 99% of names in our database.
What are good nicknames for Kotaro?
What names sound and feel like Kotaro?
Based on sound, origin, and style — parents who love Kotaro also consider these
Common questions about the name Kotaro
What does the name Kotaro mean?
Kotaro means "Japanese" — a name rooted in Japan 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 Kotaro?
Kotaro is currently a distinctive and less common name as a boy name in the US and is rapidly gaining popularity — searches for Kotaro have increased significantly in recent years.
What is the cultural origin of Kotaro?
Kotaro originates from Japan tradition. Japan 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 Kotaro?
Kotaro is a three-syllable name pronounced K AA1 T AA1 R OW0. 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 Kotaro?
Kotaro pairs beautifully with sibling names that share a similar Japan heritage or complement its melodic and flowing sound. Names with a similar vibe create a cohesive sibling set without matching too closely.