Cognomen Phi (Phi 
, พิ 
, ภิญญ์ ) , throughout the world, is a common surname. The cognomen Phi is habitual in Brunei, where it is quite a common surname, Vietnam, where it is quite a rare surname, and Macao. In absolute terms, it most frequently occurs in South-eastern Asia, particularly Vietnam, Myanmar, and Indonesia. Likewise, Phi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Phi | Indonesia, Vietnam, Malaysia, United States, Myanmar |
| พิ, ภิญญ์, ภี | Thailand |
| phạm minh phi (b. 1448) |
|
|
|
dung phi Uyghur minority woman who became a favorite consort to the Qianlong Emperor (b. 1734) |
|
|
phi nhung American singer, VN (b. 1970) |
|
| nghiêm phú phi VN (b. 1930) |
|
|
| đạt phi VN (b. 1968) |
|
|
| quyet-tien phi researcher (ORCID 0000-0002-7182-3384) |
|
|
| xuan-anh phi researcher |
|
|
| lan thi hanh phi researcher |
|
|
| minh từ hoàng thái phi |
|
|
| đôn từ hoàng thái phi |
|