Itō (name)

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Family name
Pronunciation I-to-o
Region of origin Japan
Language(s) of origin Japanese
Footnotes: [1]

Itō (伊藤) is the sixth most common Japanese family name. Other ways of writing of this name are for example 伊東 and 伊都. Phonetically they are the same. Surnames with this sound can also be romanized as Ito, Itou or Itoh.

Ito (糸) is a Japanese noun meaning "thread; yarn; string",[2] and is also used as a surname in Japan.

In mathematics, Itō may refer to Itō's lemma used in stochastic calculus, or it may refer to the Itoh-Tsujii inversion algorithm in field theory.


Fictional characters[edit]



  1. ^ 1990 Census Name Files
  2. ^ Jim Breen's WWWJDIC