PEK

PEK may refer to:

• IATA code for Beijing Capital International Airport
• Polyetherketones, an engineering plastic
• Pomeranian Evangelical Church (Pommersche Evangelische Kirche), a Protestant church in Mecklenburg-Western Pomerania, Germany
• Program for Evaluating Complementary Medicine, the English translation of Programme Evaluation Komplementärmedizin (PEK)
• Phantom Evil King, a boss in the video game Okage