Son of Galina and Shaul. Born on the 17th day of Tishri 5,740 (8.10.1979) in Azerbaijan. Brother of Amos, Dima and Tali. Jayar was married Inbar and the couple had four children: Tal Haim, Mayan, Agam and Peleg. He immigrated to Israel with his family in 1980. On March 23, 1998, he enlisted in the Israel Police and served in the Israel Border Police. Lieutenant Jayar Davidov fell in battle on the 22nd day of Tishri 5,784 (7.10.2023). He was forty-three years old. He was laid to rest in the military cemetery in Be’er Sheva. He is survived by his wife, four children, parents and three siblings.