Ross-on-Wye, town (parish), unitary authority and historic county of Herefordshire, west-central England.
The historic market town is characterized by narrow streets, ancient buildings, and a pillared market house (1670). The parish church of St. Mary is in the Decorated and Perpendicular Gothic styles. The town, located in the beautiful Wye river valley region, is famous for its panoramic views and attracts many tourists. It is also the centre of a highly productive agricultural district. Pop. (2001) 10,085; (2011) 9,574.