Liss (previously spelt Lys or Lyss) is an English village and civil parish in the East Hampshire district of Hampshire, 3.3 miles (5.3 km) north-east of Petersfield, on the A3 road, on the West Sussex border. It covers 3,567 acres (14 km2) of semi-rural countryside in the South Downs National Park. Liss railway station is on the Portsmouth Direct Line. The village comprises an old village at West Liss and a modern village round the 19th-century station. They are divided by the River Rother. Suburbs later spread towards Liss Forest.