A 2nd generation Tana and a student of Rabbi Yochanan ben Zakkai.
Rabbi Yossi Kakohen was one of the five main students of Rabbi Yochanan ben Zakki, who called him the Chasid of the generation. Some sources say he is buried in Teveria along with his teacher. Other sources more accurately place his tomb in the village of Alamah.
Hillula: 15th of Iyyar