This article lists major events during the 2002-03 season in Welsh football.

National team

Welsh Cup

Barry Town Barry Town United Football Club ( cy, Clwb Pêl Droed Tref Y Barri) is a semi-professional association football team based in Barry, Wales. They are known for representing Wales in Europe as winners of the Cymru Premier and Welsh Cup during ...

beat Cwmbran Town in penalties in the

Welsh Cup Final The Football Association of Wales Challenge Cup, commonly known as the Welsh Cup, is a knockout cup competition in Welsh football, organised by the Football Association of Wales (the FAW). It is the third-oldest association football competitio ...

. The score after extra time was 2-2.

Welsh League Cup

Rhyl beat

Bangor City Bangor City Football Club ( cy, Clwb Pêl-droed Dinas Bangor) are an inactive Welsh football club from the City of Bangor, Gwynedd. They started the 2021–22 season in the Cymru North the second level of the Welsh football league system, but ...

4–3 in penalties in the final of the

Welsh League Cup The Cymru Premier League Cup, currently known as the Nathaniel MG Cup for sponsorship reasons, is a cup competition in Welsh football organised by the Cymru Premier. The competition was established in 1992 and is considered to be the second-mos ...

. The score after extra time was 2-2.

Welsh Premier League

*Champions

*Relegated to

Welsh Football League Division One The Welsh Football League Division One, known as the Nathanielcars.co.uk Welsh League First Division for sponsorship reasons, was a football league in South Wales. It formed the top division of the Welsh Football League and the second level of ...

: Llanelli

Welsh Football League Division One

* Champions: Bettws - did not apply for promotion to Welsh Premier League

Cymru Alliance League

* Champions: Porthmadog - promoted to Welsh Premier League {{DEFAULTSORT:2002-03 In Welsh Football Seasons in Welsh football