Surname Ngacha (Ngacha 
) , all around the world, is quite a rare cognomen. The last name Ngacha is habitual in Kenya, where it is quite a rare surname, Tanzania, where it is a very rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Ngacha is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ngacha | Kenya, Tanzania, United States, India, South Africa |