Operation Noah may refer to:
Operation Noah's Ark (1944), a World War II plan instigated by the British Special Operations Executive to harass German troops as they withdrew from Greece Operation Noah (World War II), a 1944 reconnaissance operation by the Belgian Special Air Service Operation Noah (Kariba), a 1959 operation in Zambia and Zimbabwe to move animals from a flooding dam site Operation Noah's Ark, an Israeli military operation that seized a Palestinian vessel carrying 50 tons of weapons. Operation Noah (charity), a Christian charity campaigning on climate change.