Underbank Chapel is a Unitarian place of worship in Stannington, a suburb of Sheffield, South Yorkshire. It is a member of the General Assembly of Unitarian and Free Christian Churches, the umbrella organisation for British Unitarians. It stands in a rural situation, 4 miles [6 km] west of the city centre on Stannington Road overlooking the Loxley Valley. The building is Grade II listed. Underbank Schoolroom, which is closely associated with the chapel, stands 55 yards [50 m] to the south-west and is also a Grade II listed building.