Rabbi Abba Abba, the father of Rabbi Abba bar Mari [as stated in the Midrash of Acha. Jerusalem Talmud, Peah, Chapter 1. And it seems to me that it should read: Abba Abba, the father of Rabbi Abba Mari, and this is found throughout the Jerusalem Talmud, Berakhot, page 70, where it states: Rabbi Ba Abba, the father of Rabbi Ba Mari in the Midrash of Acha]:
Seder_HaDorot,_Tanaim_and_Amoraim.37:1