Dalayer-e Olya (Persian: دلايرعليا, also Romanized as Dalāyer-e ‘Olyā; also known as Dalāyer-e Bālā and Dūlāir) is a village in Karasf Rural District, in the Central District of Khodabandeh County, Zanjan Province, Iran. At the 2006 census, its population was 283, in 63 families.