Johan Christian may refer to:

• Johan Carl Christian Petersen (1813–1880), Danish seaman and interpreter
• Johan Christian Collett (1817–1895), Norwegian politician
• Johan Christian Dahl (1788–1857), Norwegian landscape painter
• Johan Christian Fabricius (1745–1808), Danish entomologist and economist
• Johan Martin Christian Lange (1818–1898), Danish botanist

• Dark vision
• Darkvision
• Darkvision (disambiguation)
• Darkvision (novel)
• Dark Void (film)
• Dark Wallet
• Darkwar
• Darkwarrior
• Dark Warrior Duck
• Darkwarrior Duck
• Darkwar Saga
• Dark Was the Night (2014 film)
• Dark Was the Night (Grey's Anatomy)
• Dark Water (Amy Lee song)
• Darkwater (band)
• Darkwater Crossing
• Dark Water (Doctor Who)
• "Dark Water" (Doctor Who)
• Darkwater (essay)
• Dark Water (film)
• Dark Water Rising
• DarkWaters
• Dark Water (song)
• Darkwater: Voices From Within the Veil
• Dark Wave