Rabbi Yehuda ben Bava
From Zissil
Rabbi Yehuda ben Bava was a third generation Tana and a friend of Rabbi Akiva. He sacrificed his life to ordain five of his students and continue the Smicha tradition. Rabbi Yehuda ben Baba is considered one of the Asara Hargay Malchus.
Chasid
Whenever the Talmud relates a story about an anonymous 'Chasid' it is either referring to Rabbi Yehuda ben Bava or Rabbi Yehuda bar Ilai.
Kever Rabbi Yehuda ben Bava
Rabbi Yehuda ben Bava is buried in the arab occupied city of Shfar'am.