Cognomen Tatsuko (Tatsuko 
) , across the world, is a rare surname. The family name Tatsuko is characteristic of Japan, where it is a rare surname, Canada, where it is an extremely rare surname, and Peru. Not in comparison with a country's population, it most frequently occurs in Japan, Canada, and Mexico. Predominantly, Tatsuko is the forename as well as the last name.
Abe, Komatsu, Hayashi, Yoshida, Morimoto, Murakami, Sakamoto, Takeuchi, Nakamura, Nakagawa, Nakajima, Hasegawa, Fujimoto, Ishihara, Watanabe, Yamamoto, Yamazaki, Morishita, Kobayashi, Takahashi, Hashimoto, Yamashita, Shibata, Shimizu, Yamada, Ishida, Ito, Sano, Sato, Aoki, Kato, Kono, Imai, Ueda, Maeda, Saito, Yamaguchi, Clark, Inoue, Ikeda, Okada, Ohara, Sasaki, Suzuki, Kimura, Tanaka, Nakano, Fukuda, Nagai, and Yoshimura