Osov may refer to:

• Osov (Beroun District) in Czech Republic
• Osov (Belarus) in Belarus

• Aviant
• Avian Vacuolar Myelinopathy
• Avian vacuolar myelinopathy
• Aviapanh
• Aviapolis railway station
• Aviaport
• Aviaport, Kobyaysky District, Sakha Republic
• Aviaport, Olyokminsky District, Sakha Republic
• Aviara, Carlsbad
• Avia River
• Aviary (disambiguation)
• Aviasojuz Cruise
• Aviasouz Cruise
• Aviastar Mandiri
• Aviastroitel AC-4
• Aviastroitel AC-4 Russia
• Avia Stroitel AC-4 Russia
• Aviastroitel AC-5
• Aviastroitel AC-5K
• Aviastroitel AC-5M
• Aviastroitel AC-5MP
• Aviastroitel AC-6
• Aviastroitel AC-7
• Aviastroitel AC-7K
• Aviastroitel AC-7M