Oktoikh

Oktoikh or Oktoih (Russian and Serbian Cyrillic: Октоих) may refer to:


 * The title of the Church Slavonic Octoechos, an Orthodox liturgical book
 * Oktoikh, 1491, the first printing of Oktoikh
 * Oktoih, a 1494 printing of Oktoikh
 * Oktoikh ensemble