KPO may refer to:

• KPO (radio station), a San Francisco radio station now broadcasting under the call sign KNBR
• Communist Party of Austria (German: {{lang|de|Kommunistische Partei Österreichs}}, KPÖ)
• Communist Party of Germany (Opposition) (German: {{lang|de|Kommunistische Partei Deutschlands (Opposition)}})
• Knight of the Pontifical Order of Pius IX, class in one of the orders of knighthood of the Holy See
• Knowledge process outsourcing
• Ku-ring-gai Philharmonic Orchestra, of Australia
• Pohang Airport Pohang, South Korea
• Karachaganak Petroleum Operating, operator of the Karachaganak Field
• Key Performance Objectives, Business

• Ilangnalya
• Ilango Adikal
• Ilan Goodman
• Ilan Grad
• Ilan Grapel
• Ilan Grapel affair
• I language
• Ilan Halevi
• Ilan H. Meyer
• Ilani
• Ilan & Ilanit
• Ilanjegh
• Ilanjipookal
• Ilanjippookkal
• Ilanjiq
• Ilanjithara Melam
• Ilanji Vel
• Ilanjodigal
• Ilanjoq
• Ilanjuq
• Ilankai Jananayaka
• Ilankai Jananayaka Choshalichak Kutiyarachu
• Ilan Kapoor
• Ilan Kash
• Ilan Kidron