Abraham Isaac Ḳooḳ (or Quq, Hebrew: אַבְרָהָם יִצְחָק הַכֹּהֵן קוּק, also known by the acronym הראי״ה (HaRaAYaH); 7 September 1865 – 1 September 1935) was the first Ashkenazi Chief Rabbi of British Mandatory Palestine in the Land of Israel, the founder of Yeshiva Mercaz HaRav (The Central Universal Yeshiva), a Jewish thinker, Posek, Kabbalist, and a renowned Jewish sage. He is considered one of the fathers of religious Zionism.