Odh or ODH may refer to:

• RAF Odiham, a Royal Air Force station
• D-octopine dehydrogenase, an enzyme
• Ohio Department of Health
• Odh, a trigraph in Latin-script writing

• Qapulukh
• Qaqalu
• Qaqambile Matanzima
• Qaqan
• Qaqapatan
• Qaqa Wasi
• Qaqazan-e Gharbi
• Qaqazan-e Gharbi Rural District
• Qaqazan-e Sharqi
• Qaqazan-e Sharqi Rural District
• QA QC
• Qaqelestan
• Qaqet
• Qaqet language
• Qaqinkura
• Qaqinkurani
• Qaqlestan
• Qaqolabad
• Qaqortoq Museum
• Qaqortuatsiaq
• Qaqqaarsuk deposit
• Qara Agach
• Qara Aghach
• Qara Angur
• Qara Aqaj