Ichirō

, also written Ichiro, is a Japanese given name. It is a Japanese name occasionally given to a first son.

Like many Japanese names, Ichirō can be written using different kanji characters and can mean:
* 一郎: "first son"
* 一朗: "first clear, bright"

People with the given name Ichirō

* Ichirō Hatoyama (鳩山 一郎, 1883 – 1959), Japanese politician and former Prime Minister
* Ichirō Itō (伊藤 一朗, born 1967), Japanese rock guitarist
* Ichiro "Aniki" Mizuki (水木 一郎 born 1948), Japanese vocalist
* Ichirō Nagai (永井 一郎, born 1931), Japanese voice actor (seiyū)
* Ichiro Nakagawa (中川 一郎, 1925 – 1983), Japanese politician from Hokkaidō
* Ichirō Ozawa (小沢 一郎, born 1942), Japanese politician
* Ichirō Shimada (島田 一郎), assassin of Ōkubo Toshimichi
* Ichiro Shimakura, (嶋倉 一朗), Japanese video game music composer
* Ichiro Suzuki (鈴木 一朗, born 1973), Japanese baseball player for the Seattle Mariners (despite the name, Suzuki was not the first son in his family)
* Ichiro Yoshizawa (吉沢 一郎, 1903 – 1998), Japanese mountaineer and expedition leader

Fictional characters

* Ichiro Ōgami (大神 一郎), character in Sakura Wars video game
* Ichiro Miyata (宮田 一郎), fictional character in the anime and manga series Fighting Spirit

Other

* Ichiro (Internet bot), Japanese Internet bot serving the web search engine Goo, operated by NTT Resonant Incorporated