The Lord Nelson Hotel is a heritage-listed pub and hotel located at 19 Kent Street, Millers Point, Sydney, New South Wales, Australia. It was built by James Dempsey around 1814 to 1815. James Dempsey was originally a stonemason born in Ireland. It is the oldest working licensed hotel in Sydney. It was added to the New South Wales State Heritage Register on 2 April 1999.

Millers Point is an inner-city suburb of Sydney, in the state of New South Wales, Australia. It is on the north-western edge of the Sydney central business district, adjacent to The Rocks and is part of the local government area of the City of Sydney.