FBG may refer to:

• Fasting blood glucose
• Fiber Bragg grating
• Foster Botanical Garden, in Hawaii, United States
• Fredericksburg station, Amtrak code FBG
• Simmons Army Airfield, in North Carolina, United States

• Khushikat
• Khushipur
• Khushi Ram
• Khushk
• Khushka Rice
• Khush Nameh
• Khushpur
• Khush singh
• Khush Singh
• Khushtoirijar
• Khuskhus
• Khus khus
• Khuskia
• Khus oil
• Khusra
• Khusrau I
• Khusraw I
• Khusraw I Nushirwan
• Khusraw o Shirin
• Khusro
• Khusro bagh
• Khusro bakhtiar
• Khusroe Khan
• Khusro Faramurz Rustamji
• Khusro I