Rabbi Gershon Ashkenazi studied under Joel Sirkis, the "Bach". He was also a talmid of the Maharam Shif, and the Rabbi Heschel of Kraków.

Born in the 6th year to Rabbi Yitzchak in Olaf, Germany. He began his career as a young man as a judge in Krakow. On the 18th, he served as a rabbi in Frostitz, Moravia, in the year 1769 in Nickelsburg, and around his father-in-law who died at the time. Of Vienna until the deportation of Austrian Jews in the year 1741, then moved to Metz, where he was appointed in 1861 as a rabbi, an appointment approved by the French authorities in 1671.

His teaching style was sharp and peppery, and his student, Rabbi David Oppenheim, testified to him that "these were forgotten in the Torah from Israel if he returned in Palpolo" (introduction to "The Gershuni Work"). In all places where he served as a rabbi, he worked to open meetings and place many students. He was one of the leaders of the anti-Shabbat warriors at the beginning and was one of the most prominent Jewish leaders in Europe during his time.

He was a student of the Habah (Rabbi Yoel Sirkish ), Rabbi Yehoshua Heshil of the author of "Magini Shlomo" and Rabbi Menachem Mendel Krochmal of Nickelsburg, author of "Tzemach Tzedek" (the ancestor). Bader B the Bible. When he passed away, his sages decreed that for a year musical instruments would not be played in Jewish homes or even weddings.

His son was Rabbi Moshe Ashkenazi, one of Brody's notables. His son-in-law was Rabbi Aharon Holitcher, author of "Beit Aharon"

During his lifetime Rabbi Gershon was a recognized authority in Talmudic law. R' Gershon authored the Sefer Avodas HaGersuhni.

The ritual inquiries directed to him while rabbi of Metz from western Germany and Alsace-Lorraine show that after his advent in that city he was really the spiritual and intellectual authority for the Jews of those countries. It was mainly in Metz that he exercised influence as a teacher. Ashkenazi was revered and loved by a large number of pupils whom he had the power to attract to himself. Chief among these was Rabbi David Oppenheim.

During his lifetime Rabbi  Gershon was a recognized authority in Talmudic law. Rabbi Gershon authored the Sefer Avodas HaGersuhni.

The ritual inquiries directed to him while rabbi of Metz from western Germany and Alsace-Lorraine show that after his advent in that city he was really the spiritual and intellectual authority for the Jews of those countries. It was mainly in Metz that he exercised influence as a teacher. Ashkenazi was revered and loved by a large number of pupils whom he had the power to attract to himself. Chief among these was Rabbi David Oppenheim.

May the merit of Rabbi Gershon Ashkenazi protect us all. Amen