Princess Ulrike Friederike Wilhelmine of Hesse-Kassel (German: Ulrike Friederike Wilhelmine Prinzessin von Hessen-Kassel) (31 October 1722, Kassel – 28 February 1787, Eutin) was a member of the House of Hesse-Kassel by birth, and of the House of Holstein-Gottorp through her marriage to Frederick Augustus I, Duke of Oldenburg. Ulrike was the Duchess consort of Oldenburg from 1774 until her husband's death on 6 July 1785.