2017–18 Welsh Premier Women's League

Welsh Premier Women's Football League
Season2017–18
ChampionsCardiff Metropolitan Ladies (5th title)
RelegatedCaldicot Town
Caernarfon Town
UEFA Women's Champions LeagueCardiff Metropolitan Ladies
Matches played90
Goals scored402 (4.47 per match)
Top goalscorerLyndsey Davies (22 goals)
Biggest home winCardiff Metropolitan 12-0 Caernarfon Town
Biggest away winCaernarfon Town 1–8 Cardiff City
Caernarfon Town 0–7 Swansea City
Caernarfon Town 0–7 Abergavenny Women
Highest scoringCardiff Metropolitan 12-0 Caernarfon Town
Longest winning run12 wins (Cardiff Metropolitan)
Longest unbeaten run14 games (Cardiff Metropolitan)
Longest losing run14 losses (Caernarfon Town)

The 2017–18 Welsh Premier League was the ninth season of the Women's Welsh Premier League, the top level women's football league in Wales. The season began on 3 September 2017 and ended on 2 May 2018.

Cardiff Metropolitan Ladies won their fifth league title, five points clear of the previous season's winners Swansea City. Cyncoed Ladies won the Premier League Cup, the first piece of silverware that the team had won. Swansea City won the FAW Women's Cup – the third time that they have won the trophy.

Lyndsey Davies of Abergavenny Women won the Golden Boot for the second season in a row after scoring 22 goals.

Player of the Season was won by Cardiff City's Shannon Evans and Young Player of the Season was awarded to Ellie Lake of Swansea City.