KBTR may refer to:

• the ICAO code for Baton Rouge Metropolitan Airport
• KBTR-CA, a television station (channel 41) licensed to Baton Rouge, Louisiana, United States

• Frank Kerlin
• Frank Kerr (footballer)
• Frank Kerr Hays
• Frank Kerrigan
• Frank Kevlin
• Frank Key
• Frank Key Howard
• Frank K. Freas
• Frank Kidson
• Frank Kilroy
• Frank King (British Army officer)
• Frank King (disambiguation)
• Frank Kingdom-Ward
• Frank King (ice hockey)
• Frank kingsley griffith
• Frank Kirby (footballer)
• Frank Kirkleski
• Frank Kirwan
• Frank Kitchen
• Frank Kitchener Marsh
• Frank Kitson (baseball player)
• Frank Klawonn
• Frank Kleffner
• Frank Kletzenbauer
• Frank Klotz