Crişan is a commune in Tulcea County, Romania. It is composed of three villages: Caraorman, Crişan and Mila 23.
At the 2002 census, 65.1% of inhabitants were Romanians, 24.6% Russians or Lipovans and 10.3% Ukrainians. 74.8% were Romanian Orthodox and 25% Lipovan Old-Rite Orthodox.
A monument in Crişan recalls the completion of the canalization of the Sulina arm in 1859.