Judah Ben Baba

Judah ben Baba was a rabbi in the 2nd century who ordained a number of rabbis at a time when the Roman government forbade this ceremony. The penalty was execution for the ordainer and the new rabbis. The rabbis ordained by Rabbi Judah ben Baba include Judah ben Ilai. Rabbi Judah ben Baba was killed by Hadrian's soldiers at the age of seventy, and is known as one of the Ten Martyrs. Rabbi Judah ben Baba was caught by Hadrian's soldiers while ordaining his students. He told his students to run, but he himself was too old. Hadrian's soldiers threw 300 javelins at him, causing his death.

Read more about Judah Ben Baba:  Contributions To Talmud