Teiko

Teiko is the common Roman alphabet spelling of two different Japanese given names, one feminine and one masculine; they are spelled differently in Japanese.

The feminine name (ていこ) is spelled Teiko in systemic romanisation. It may be written with a variety of kanji including {{linktext|貞|子}};{{cite book|url=http://www.csse.monash.edu.au/~jwb/cgi-bin/wwwjdic.cgi|first=Jim|last=Breen|authorlink=Jim Breen|title=Japanese Names Dictionary|publisher=Electronic Dictionary Research and Development Group|year=2011|accessdate=2012-12-02|url-status=dead|archiveurl=https://web.archive.org/web/20121205062302/http://www.csse.monash.edu.au/~jwb/cgi-bin/wwwjdic.cgi|archivedate=2012-12-05}} these same characters may also be read as a Korean feminine name, Jeong-ja. People with this name include:

• Teiko Nishi (born c. 1967), an American former women's basketball player
• Teiko Kihira (1928-2015), was a Japanese politician and activist
• Teiko Inahata (1931-2022), was a Japanese haiku poet, essayist and literary critic
• Teiko Tomita (1896-1990), was a Japanese tanka poet

The masculine name (ていこう, spelled Teikō in systemic romanisation, ending in a long vowel) may refer to:

• Teikō Shiotani (1899–1988), a photographer from Tottori, Japan