Nelson Dock is a dock on the River Mersey, England, and part of the Port of Liverpool. It is situated in the northern dock system in Vauxhall, connected to Bramley-Moore Dock to the north and Salisbury Dock to the south.
The dock was designed by Jesse Hartley and opened in 1848.
In 2007, the Peel Group, owners of the Mersey Docks and Harbour Company, unveiled the ã5.5 billion 'Liverpool Waters' regeneration programme. Nelson Dock is encompassed in the site.