Sfântul Nicolae Church or St. Nicholas Church is an Orthodox church in Densuş, Hunedoara County, one of the oldest Byzantine rites in Romania built in the 13th century. Since 1991 it has been on the list of monuments proposed to enter the UNESCO heritage. Nicolae Iorga called the church "unmatched in all Romania". The church is placed on the list of historical monuments in Hunedoara County under the code HD-II-m-A-03307.
St. Nicholas Church in Densuș was built on the ruins of an antique building (4th century). On the square (about 6 x 6 m), the nave is pierced by a tower around which there is a narrow space covered with a supporting vault.