Surname Mainko (Mainko 
) , globally, is a very rare family name. The surname Mainko is habitual in Brazil, where it is a very rare surname, and India, where it is an extremely rare surname. Much less frequently, Mainko is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mainko | Brazil, India, United States |
Eva, Mariano, Solange, Antonio, Rosinei, Gezibel, Leticia, Josiane, Elisete, Mariana, Honeide, Willian, Apolonia, Carolina, Patricia, Silvestre, Alexandra, Cleverson, Terezinha, Vicente, Francieli, Irineu, Elizeu, Nair, Nely, Ilda, Osni, Maria, Mauro, Celso, Pedro, Emilly, Deniz, Tadeu, Ivete, Odete, Simone, Ceslau, Rayane, Janete, Tereza, Lucio, and Constancia