Olya Tayeb Rural District () is in the Central District of Landeh County, Kohgiluyeh and Boyer-Ahmad province, Iran. Its capital is the village of Chahar Rah-e Ali Tayyeb.
At the National Census of 2006, its population (as a part of the former Landeh District of Kohgiluyeh County) was 3,253 in 596 households. There were 2,144 inhabitants in 502 households at the following census of 2011. At the most recent census of 2016, the population of the rural district was 2,189 in 592 households, by which time the district had separated from the county in the establishment of Landeh County. The largest of its 50 villages was Jan Khani, with 898 people.