Cognomen Peiji (培基 
, Peiji 
, 培吉 ) , in all the world, is quite a rare family name. The family name Peiji is habitual in Iraq, where it is quite a rare surname, Libya, where it is a rare surname, and Sudan. Measured by absolute frequency, it is commonest in China, Iraq, and Sudan. More frequently, Peiji is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 培基, 培吉 | China |
| Peiji | Canada, United States, Philippines, Malaysia, China |
| بيجي | Iraq, Morocco, Sudan, Libya |
Пеижи, Пеийи, 佩佶, 佩吉, 佩基, 佩姬, 佩季, 佩己, 佩机, 佩极, 佩济, 佩玑, 佩积, 佩箕, 佩籍, 佩纪, 佩继, 佩记, 佩辑, 佩霁, 培佶, 培冀, 培及, 培姬, 培季, 培技, 培机, 培极, 培济, 培激, 培积, 培稷, 培稽, 培箕, 培纪, 培继, 培绩, 培计, 培记, 培际, 培集, 培霁, 培骥, 姵玑, 姵矶, 沛佶, 沛冀, 沛吉, 沛基, 沛姬, 沛技, 沛机, 沛积, 沛稷, 沛纪, 沛计, 沛记, 沛诘, 沛际, 沛霁, 沛驥, 珮吉, 珮玑, 裴冀, 裴吉, 配吉, 配技, 配记, 陪吉, 陪基, and 霈殛