Where Does The Last Name Ritsuko Come From? ^{nationality or country of origin}

The last name Ritsuko (Russian: Рицуко) is found most frequently in Japan. It may also appear as:. Click here for further possible spellings of this surname.

How Common Is The Last Name Ritsuko? ^{popularity and diffusion}

The last name Ritsuko is the 2,007,164^th most frequently used last name in the world It is held by around 1 in 83,764,896 people. This last name is predominantly found in Asia, where 94 percent of Ritsuko are found; 92 percent are found in East Asia and 92 percent are found in Nippono-Asia. Ritsuko is also the 7,349^th most widely held first name internationally It is held by 142,499 people.

The last name is most frequently used in Japan, where it is held by 80 people, or 1 in 1,598,054. In Japan Ritsuko is most frequent in: Saitama Prefecture, where 88 percent are found, Kanagawa Prefecture, where 5 percent are found and Okayama Prefecture, where 1 percent are found. Without taking into account Japan this last name occurs in 6 countries. It is also found in The United States, where 2 percent are found and Australia, where 1 percent are found.