Cognomen Tutui (ツツイ 
, Tutui 
) , in the entire world, is quite a rare last name. The last name Tutui is habitual in Romania, where it is quite a rare surname, Kenya, where it is a rare surname, and Greece, where it is a very rare surname. In absolute terms, it is the most numerous in Romania, Indonesia, and Kenya. More prevalently, Tutui is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ツツイ | Japan |
| Tutui | Indonesia, Romania, Kenya, India, Brazil |
Cuki, Kunichiku, Susui, Tochiku, Toi, Totsugi, Totsuki, Tozuki, Tsuduki, Tsuguchi, Tsujiku, Tsuki, Tsukushi, Tsutsugi, Tsutsui, Tsutsuki, Tsuzuki, Tsuzuku, Tsuzura, Tuduki, Tuduku, Tudura, Tuguchi, Tuguti, Tuki, Tukidi, Tukiji, Tukushi, Tukusi, Tutuki, Tuzuki, Tuzura, Тои, Тутуи, and Цуцуи
Mr, Jorge, Julia, Tania, Tulio, Noeli, Nelly, Neusa, Ester, Ivete, Ionut, Ioana, Yocio, Marian, Marius, Marcos, Marcia, Marcio, Monica, Moacir, Simona, Sergio, Lucas, Lucia, Laura, Guido, Ms, Ana, Dan, Ion, Ica, Akio, Luiz, Jane, Nicu, Elsa, Alzira, Oana, Mihai, Sandu, Simon, Sorin, Alice, Aline, Paulo, Rares, Riuzi, Dorin, Maria, and Andrei