Ratzon Halevi Arusi (Hebrew: רצון ערוסי, born in 1944 Sanaa, Yemen) is the Chief Rabbi of the city of Kiryat Ono, Israel, member of the Council of the Chief Rabbinate of Israel, Founder and chairman of the organization Halichot Am Yisrael, and President of Machon Mishnat Ha-Rambam.

His grandfather Avraham was a student of Rabbis Yiḥyah Qafiḥ and Yihye Avitch, and was one of the wealthy and important communal leaders in the city of Sanaa.

They arrived at the Aliyah Camp in Ein Shemer, and there his Payot (“simonim”) were cut by the kindergarten teachers from Hashomer Hatzair.

His doctoral dissertation was submitted with the title “Halachic decision-making regarding conflict of laws due to inter-communal differences”[2] in September 1987.

[3] In 2013, he announced his candidacy for the position of Rishon LeZion (Sefardi Chief Rabbi), but withdrew before the elections.

Rabbi Arusi works to adapt Jewish civil law (Mishpat Ivri) to be applied to the modern reality.