Tokio may refer to: , the capital of Japan, used primarily in non-English-speaking countries

may also refer to:

Music Tokio (band), a Japanese pop/rock band Tokio (album), their debut album Tokio Hotel, a German rock band Tokio, a Japanese singer Kenji Sawada's album and song

Places Tokio, North Dakota, a community in the United States Tokio, Texas, a community in the United States Tokio, Washington, a ghost town

Companies and other organizations Tokio Marine Nichido, a Japanese insurance company Tokio Millennium Re Ltd., a reinsurance company

Other uses Tokio (given name), a masculine Japanese given name 498 Tokio, a minor planet Tokio, a 1986 video game originally released as Scramble Formation City of Tokio, an iron steamship built in 1874 in the USA Tokio (yacht) Tokio Express, a container ship that caused the great Lego spill of 1997 Tokio (software), asynchronous input/output software library for the Rust programming language

See also Tokyo (disambiguation)