Rav Kahana IV

For the Amora sage of Babylonia, of the first Amora generation, see Rav Kahana I.
For the Amora sage of Babylonia, of the second Amora generation, see Rav Kahana II
For the Amora sage of Babylonia, of the third Amora generation, see Rav Kahana III.
Rav Kahana IV (Hebrew: (רב כהנא (הרביעי) was a Jewish Amora sage of Babylon, of the fifth and sixth generation of the Amora sages. He was the cousin of R. Ashi and served as the Dean of the Pumbedita Academy Yeshiva from 395 (ד'קנ"ו, Hebrew calendar) until 412 (ד'קע"ג, Hebrew calendar).
Despite being of the same generation of Rav Papa and Huna b. Joshua, he did not in have a scholarly relationship with them. He debated Rav Ashi on issues of the Halakha.