1. People

2. Other

Hek or HEK may refer to:

People

• František Vladislav Hek (1769–1847), Czech writer
• Hek Wakefield (1899–1962), American football player
• Hugh Keough (1864–1912), American sports journalist
• van 't Hek, a Dutch surname

Other

• Halo Editing Kit, a software development kit
• Heihe Aihui Airport, in Heilongjiang Province, China
• HEK cell, a cell line used for transfection experiments
• Hektoen enteric agar, a microbial agent
• Hek, West Azerbaijan (Persian: {{lang|fa|هق}}), Iran
• Hek, Yazd (Persian: {{lang|fa|هك}}), Iran
• Hunt for Exomoons with Kepler, an exoplanet search program
• Councilor Vay Hek, an officer of the Grineer Empire in the online game Warframe

• Battle of Copenhagen (1801)
• Battle of Copenhagen (1807)
• Battle of Coral Sea
• Battle of Corinth
• Battle of Coronea
• Battle of Coronea (394 BC)
• Battle of Coronea (447 BC)
• Battle of Coronel
• Battle of corregidor
• Battle of Corregidor
• Battle of Corregidor (1945)
• Battle of Corrin
• Battle of Cortenuova
• Battle of Corunna
• Battle of Corupedion
• Battle of Corupedium
• Battle of Corus
• Battle of Coruscant
• Battle of Coruña
• Battle of Corydon
• Battle of Cotton Plant
• Battle of Courcelette
• Battle of Courtrai
• Battle of Covadonga
• Battle of Cove Mountain