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Throughout the world, Pi (Pi
, 皮
, ピ
, among others...) is a widespread epicene first name. The forename Pi is habitual in India, where it is quite a common epicene name, Macao, where it is quite a rare masculine name, and Algeria, where it is quite a rare epicene name. Measured by absolute frequency, it is commonest in India, Algeria, and Indonesia. Likewise, Pi is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Pi | Myanmar, Malaysia, India, China, Venezuela |
| 皮 | China |
| ピ | Japan |
| 피 | South Korea |
Pi is also a name for the fictitious and mythical characters: Pi Pilu , character in 皮皮鲁总动员 and Pi , the fictional character in Life of Pi.