GKW may refer to:

• Gauss–Kuzmin–Wirsing operator
• Greenock West railway station, in Scotland
• Guest Keen Williams, an Indian engineering firm

• Jizera (disambiguation)
• Jizera Mountains
• Jizerka
• Jizerka (Kořenov)
• Jizerske hory
• Jizerské hory
• Jizerské Mountains
• Jizerá River
• Jizhou Airport
• Jizhou District, Hengshui
• Jizhou District, Tianjin
• Jizhou International Airport
• Jizhou University
• Jiziah
• Jizou
• Jizye
• Jizzakh clan
• Jizz (birding)
• Jizzlobber
• Jizzmaster Zero
• Jizzy B.
• Jizzy tissue
• Jizō
• Jizō statue
• Jizō statues