Surname Tsuyoko (Tsuyoko 
) , in the world, is an extremely rare cognomen. The last name Tsuyoko is characteristic of Latin America and the Caribbean, particularly Mexico, where it is an extremely rare surname. Much more frequently, Tsuyoko is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tsuyoko | Mexico, Brazil, United States, Philippines, Japan |
Law, Martins, Shimojo, Kuvabara, Hayashi, Fujiyama, Matsunaka, Cronauer, Peterson, Ponischil, Nagayama, Fujimori, Ottinger, Yamamoto, Matsumoto, Koshimizu, Kobayashi, Takahashi, Waseda, Watase, Takeda, Suzuki, Ide, Oka, Ota, Sano, Sato, Sako, Page, Leal, Hashimoto, Kague, Ohara, Umeki, Matsuo, Matsui, Miller, Miyake, Sawata, Sugano, Ogawa, and Yamaguchi