Last name Ngonyi (Ngonyi 
) , around the globe, is a rare cognomen. The surname Ngonyi is habitual in Kenya, where it is a rare surname, Tanzania, and India, where it is an extremely rare surname. Much less frequently, Ngonyi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ngonyi | Kenya, India, Tanzania |