Northern Railroad
Northern Railroad may refer to one of the following defunct American railroads:
- Northern Railroad (New Hampshire) (1847–1890), predecessor of the Boston and Maine Railroad
- Northern Rail Trail, a rail trail along the route of the Northern Railroad in New Hampshire
- Northern Railroad (New York) (1845–1865), predecessor of the Rutland Railroad
- Northern Railroad of New Jersey (1859–1866), predecessor of the Erie Railroad