Merseyside (West)
| Sport | Rugby union | 
|---|---|
| Instituted | 2015 | 
| Ceased | 2016 | 
| Number of teams | 12 | 
| Country |  England | 
| Holders | Southport (1st title) (2015-16) | 
| Most titles | Southport (1 title) | 
| Website | clubs.rfu.com | 
Merseyside (West) was a regional league for teams from the Merseyside area which ranked at tier 8 of the English rugby union system. The league had replaced South Lancs/Cheshire 2 and South Lancs/Cheshire 3. The league was contested for just one season and the following season South Lancs/Cheshire divisions 2 and 3 were restored.
Participating Clubs 2015-16


Liverpool U.M.

Mossley Hill

Newton-le-Willows

Oldershaw

Oxton P

Port Sunlight

Prenton

Ruskin Park

St. Edward's OB

Wallasey
Locations of the 2015-16 Merseyside (West) teams in Merseyside


Birchfield

Ellesmere Port
Locations of the 2015-16 Merseyside (West) teams in Cheshire
 
| Team | Ground | Capacity | City/Area | Previous season | 
|---|---|---|---|---|
| Birchfield | Birchfield Park Sports & Social Club | Widnes, Cheshire | Transferred from North Lancashire 1 (9th) | |
| Ellesmere Port | Whitby Sports and Social Club | Ellesmere Port, Cheshire | Transferred from South Lancs/Cheshire 3 (1st) | |
| Liverpool University Medics | Wyncote Playing Fields | Liverpool, Merseyside | Transferred from South Lancs/Cheshire 3 (8th) | |
| Mossley Hill | Mossley Hill Athletic Club | Liverpool, Merseyside | Transferred from North Lancashire 2 (5th) | |
| Newton-le-Willows | Newton-le-Willows Sports Club | Newton-le-Willows, Merseyside | Transferred from North Lancashire 2 (9th) | |
| Oldershaw | Belvidere Recreational Ground | Wallasey, Merseyside | Transferred from South Lancs/Cheshire 3 (6th) | |
| Oxton Parkonians | Holm Lane | Oxton, Birkenhead, Merseyside | Transferred from South Lancs/Cheshire 3 (7th) | |
| Port Sunlight | Leverhulme Playing Fields | Bromborough, Merseyside | Transferred from South Lancs/Cheshire 2 (10th) | |
| Prenton | Prenton Dell Road | Prenton, Birkenhead, Merseyside | N/A | |
| Ruskin Park | Ruskin Drive Sports Ground | St Helens, Merseyside | Transferred from South Lancs/Cheshire 1 (14th) | |
| Southport | Recreation Ground | 3,500 | Southport, Merseyside | Transferred from South Lancs/Cheshire 2 (3rd) | 
| St. Edward's Old Boys | Sandfield Park | Liverpool, Merseyside | Transferred from North Lancashire 1 (11th) | |
| Wallasey | Cross Lane | Wallasey, Merseyside | Transferred from South Lancs/Cheshire 3 | 
Merseyside (West) Honours
| 
 | ||||||||||||||
| Season | No of Teams | Champions | Runners–up | Relegated Teams | League Name | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2015–16[1] | 12 | Southport | Ruskin Park | No relegation | Merseyside (West) | |||||||||
| Green backgrounds are promotion places. | ||||||||||||||