Kaizhou or Kai Prefecture ({{lang|zh-hans|開州}}) may refer to:

• Kaizhou District, Chongqing, China, formerly known as Kai County
• Kaizhou, a former prefecture in roughly modern Kaizhou District, Chongqing, China
• Kaizhou, a former prefecture in roughly modern Kaiyang County, Guiyang, China
• Kaizhou, a former prefecture in roughly modern Fengcheng, Liaoning, China
• Kaizhou, a name for the former Chan Prefecture in roughly modern Puyang County, Henan, China

• Ifeng
• Ife North
• Ifeoma Dieke
• Ifeoma Iheanacho
• Ifeq
• Iferaouane
• Iferemi Rawaqa
• I. Ferenc Jozsef
• I. Ferenc József
• Iferhounene District
• Iferhounène
• Iferhounène District
• Ifernouane
• Iferouan
• Iferouane
• Iferouane Airport
• IFES (disambiguation)
• IFES (elections)
• Ife (song)
• Ife South
• IFES (religion)
• Ifetroban
• If Ever I See You Again
• If Ever I Would Leave You
• If Ever You're in My Arms Again