The acronym for Rabbi Haim Yosef David Azulai (1724-1806): חיד”א. An important Sephardic rabbi and scholar. He traveled extensively to raise money for Jews in the Holy Land.
Click here to read a letter from the CHIDA and other important rabbis in Hebron to the Jews in the American colonies. The purpose was to let the American Jews know about recent violence and to introduce Hakham Shmuel ha Cohen who was going to be raising money for the Jews of Hebron.