Hok may refer to:
- Hellmuth, Obata and Kassabaum, HOK - a global design, architecture and planning firm
- Hok (village), a location in Sweden
- Hok/sok system, a host-killing gene of the R1 E. coli plasmid
- Hokuto Konishi, a Japanese dancer
- Hong Kong Station, MTR station code HOK
- House of Krazees, a hip hop group from Detroit
- Hok, a fictional character in The Five Ancestors
- Hokan languages (ISO 639-5 language code), language family of indigenous people in California
- Kaman HOK-1, a U.S. Navy helicopter