Eiji (えいじ, エイジ) is a common masculine Japanese given name.
Eiji can be written using different kanji characters and can mean:
栄治, "prosperity, peace"
英治, "great, peace"
英二, "great, second"
永次, "eternity, next"
The name can also be written in hiragana or katakana.
The Eiji (永治?, eternal peace) era was a Japanese era name (年号,, nengō,, literally "year name") after Hōen and before Kōji. This period spanned the years from 1141 through 1142.
Eiji Aonuma (英二, born 1963), Japanese designer and director of video games
Eiji Ezaki (英治, born 1968), Japanese professional wrestler
Eiji Kawashima (永嗣, born 1983), Japanese football goalkeeper
Eiji Mitooka (鋭治, born 1947), Japanese industrial designer
Eiji Mitsuoka (光岡映二, born January 1, 1976), Japanese professional mixed martial artist
Eiji Miyashita (宮下 栄治 born 1978), Japanese voice actor
Eiji Nakano (英治, 1904–1990), Japanese film actor
Eiji Oue (英次, born 1957), Japanese conductor
Eiji Toyoda (英二, 1913–2013), chairman of Toyota Motor Corporation
Eiji Tsuburaya (英二, 1901–1970), Japanese special effects director
Eiji Wentz (瑛士, born 1985), Japanese singer and entertainer
Eiji Yanagisawa (栄治), Japanese voice actor
Eiji Yoshikawa (英治, 1892–1962), Japanese historical novelist
Eiji Hino (映司), a character in the tokusatsu Kamen Rider OOO
Eiji Kamiya (エイジ), a character in the anime and manga Wangan Midnight
Eiji Kikumaru (英二), a character in the anime and manga The Prince of Tennis
Eiji Kisaragi (影二), a character in Art of Fighting and The King of Fighters series
Eiji Niizuma (エイジ-), a character in the anime and manga Bakuman.
Eiji Sawakita (栄治), a character in the manga Slam Dunk