Reuma met Ezer Weizmann in 1949 when he and Mordechai Hod stopped for her for a ride on the way to a memorial service for Modi Alon. They were married in 1950 in the yard of the home of her sister and husband, Ruth and Moshe Dayan. Moshe Dayan was then the commander of Jerusalem, and the family home was located in Villa Leah in the Rehavia neighborhood of Jerusalem.