Across the world, Жако (Jaco 
, Jako 
, Jacquot 
) is a common predominantly masculine, but very seldom female first name. The forename Жако is habitual in South Africa, where it is quite a common male name, Namibia, and Lebanon, where it is quite a rare mostly feminine, but seldom boy's name. Not in comparison with a country's population, it most frequently occurs in South Africa, Brazil, and Egypt. Also, Жако is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Jaco | Brazil, France, United States, Namibia, South Africa |
| Jako | Brazil, France, United States, Malaysia, South Africa |
| Jacquot | Brazil, France, Netherlands, United States, South Africa |
| Жако | Russia, Ukraine, Kazakhstan |
Diego, Džeimss, Giacomo, Iacopo, Jaakko, Jacb, Jacco, Jacob, Jacobo, Jacobus, Jacopo, Jacot, Jacques, Jacó, Jakez, Jakob, Jakov, Jakow, Jakub, Jakubs, Jakób, Jakúb, James, Jaume, Jim, Jockel, Jokūbas, Santiago, Santjago, Séamus, Yacob, Yakov, Yakub, Yakup, Yaqoob, Yaqoub, Yaqub, Zhako, Žako, Ζακ, Ιάκωβος, Τζιμ, Джакомо, Джейкоб, Джеймс, Джекобс, Джим, Джым, Джэймс, Диего,