Kantarō
| Gender | Male | 
|---|---|
| Origin | |
| Word/name | Japanese | 
| Meaning | Different meanings depending on the kanji used | 
Kantarō, Kantaro, Kantarou or Kantaroh (written: 貫太郎, 勘太郎 or 幹太郎) is a masculine Japanese given name. Notable people with the name include:
- Kantaro Hoshino (星野 勘太郎; 1943–2010), Japanese-born Korean professional wrestler, manager, and promoter
 - Kantarō Suga (菅 貫太郎; 1934–1994), Japanese actor
 - Kantarō Suzuki (鈴木 貫太郎; 1868–1948), Imperial Japanese Navy admiral and Prime Minister of Japan
 - Kantaro Tomiyama (富山 幹太郎; born 1954), Japanese businessman
 
See also
- Kantaro: The Sweet Tooth Salaryman, a Japanese television series