| Southport Ash Street | |
| Status: | Disused |
| Borough: | Southport, Sefton |
| Country: | England |
| Coordinates: | 53.6436°N -2.9898°W |
| Grid Name: | Grid reference |
| Platforms: | 2[1] |
| Original: | West Lancashire Railway |
| Pregroup: | Lancashire and Yorkshire Railway |
| Events: | Opened as Southport Windsor Road |
| Years1: | 16 September 1887 |
| Events1: | Remodelled and renamed Southport Ash Street |
| Years2: | 1 June 1902 |
| Events2: | Closed |
Southport Ash Street was a railway station in Southport, Lancashire, England.
It opened as Southport Windsor Road on 10 June 1878 as the temporary terminus of the West Lancashire Railway from Preston.
On 5 September 1882 a permanent terminus was opened at Southport Central.
From 1 November 1887 the Liverpool, Southport and Preston Junction Railway to Altcar and Hillhouse also ran through Southport Ash Street.
In July 1897, both lines were absorbed into the Lancashire and Yorkshire Railway. Ash Street station closed to passengers on 1 June 1902 when all services were transferred to a new platform on the nearby St Luke's railway station.