The Severn River railway bridge is a heritage-listed railway bridge that carries the Main Northern Line across the Severn River at Dundee, Glen Innes Severn, New South Wales, Australia. It was designed by John Whitton in his capacity as Engineer-in-Chief for Railways and built in 1886. It is also known as Severn River Railway Viaduct. The property is owned by Transport Asset Holding Entity, an agency of the Government of New South Wales. It was added to the New South Wales State Heritage Register on 2 April 1999.