Pe may refer to:
Language, and letters[edit]
- Pe language
- Pe (Cyrillic), a letter (П) in the Cyrillic alphabet
- Pe (Semitic), a letter (פ ,ف, etc.) in several Semitic alphabets
- Pe (Persian), a letter (پ) in the Arabic alphabet
- Pe (Armenian), a letter (Պ պ) in the Armenian alphabet
Mathematics, science, and technology[edit]
- Weierstrass p (also called "pe"), a mathematical letter (℘) used in Weierstrass's elliptic functions and power sets
- Péclet number (abbreviated "Pe."), a dimensionless number used in physics
- Pe (text editor), a text editor for BeOS
- Petlyakov, Russian aircraft design bureau
- Pulmonary emphysema, a lung disease
- Pulmonary embolism, a medical condition
- Portable Executable, a Microsoft Windows executable file format
- Provider edge router, an edge network router
- Polyethylene, a type of plastic
Places[edit]
- Pe (city), Ancient Egyptian city that merged into Buto
- Pe, Tibet, a town on the Yarlung Tsangpo River
- .pe, the Internet country code top-level domain (ccTLD) for Peru
- Port Elizabeth, South Africa (sometimes called P.E.)
- Prince Edward Island, Canada (postal abbreviation PE)