Pei

PEI or Pei may refer to:

Places

• Matecaña International Airport (IATA code: PEI), located in the city of Pereira, Colombia
• Prince Edward Island, a province of Canada
• Pei County (沛县), Jiangsu, China
• Pei, Tibet, a town in Tibet

People

• Pei (surname) (裴), a Chinese surname
• Bei (surname) (貝), romanized Pei in Wade–Giles
  • I. M. Pei (born 1917), a Chinese-American architect
• Mario Pei (1901–1978), an Italian-American linguist and polyglot

Polymers

• Polyethylenimine, a type of water-soluble polymer
• Polyetherimide, an amorphous, amber-to-transparent thermoplastic with characteristics similar to the related plastic PEEK

Other

• Pei (פ) a letter in the Hebrew alphabet
• Shar Pei, a breed of dog whose distinctive feature is deep wrinkles
• PEI, Patient Episode Initiation, a chargeable service item under the Medicare (Australia) benefits scheme
• Princeton Environmental Institute, a research institute at Princeton University
• Private Equity International, a financial magazine