Iyanbito (Navajo: Ayání Bitoʼ) is an unincorporated community and census-designated place (CDP) in McKinley County, New Mexico, United States, on the Navajo Nation.

It is bordered to the west by the Church Rock CDP and to the south by the Southern Transcon line of the BNSF Railway.

Mesa Butte, elevation 8,020 feet (2,440 m), rises to the north of the CDP.

New Mexico State Road 118 (Historic Route 66) and Interstate 40 pass just south of Iyanbito, leading west to Gallup and southeast 47 miles (76 km) to Grants.

According to the U.S. Census Bureau, the Iyanbito CDP has an area of 9.54 square miles (24.71 km2), all land.