| Founded | 1904 |
|---|---|
| Folded | 2020 |
| Country |  Wales |
| Number of clubs | 16 |
| Level on pyramid | 1 (1904–1992) 2 (1992–2019) 3 (2019–2020) |
| Promotion to | Cymru South |
| Relegation to | Welsh Football League Division Two |
| Domestic cup(s) | Welsh Cup Welsh Football League Cup |
| Last champions | Trefelin BGC (2019-20) |
| Current:2019–20 Welsh League Division One | |
TheWelsh Football League Division One, known as theNathanielcars.co.uk Welsh League First Division for sponsorship reasons, was afootball league inSouth Wales. It formed the top division of theWelsh Football League and the second level of theWelsh football league system until the 2019–20 season when it was replaced by theCymru South. From the 2019–20 season it operated at the third level of the Welsh football league system.[1]
If the team which finished top of the Division had good enough ground facilities, it was promoted to theWelsh Premier League and was replaced by one of the two teams finishing bottom of the Premiership. If the Division champions' ground did not meet Premiership standards, then the team which finished second may have been promoted. The team which finished in bottom position was relegated to theWelsh Football League Division Two.
From its inception in 1904 it had always been the top flight of theWelsh League, or theRhymney Valley League andGlamorgan League as it was known until 1912. This division changed its name on numerous occasions, which includesPremier Division andNational Division.
In 1992 it became level two of the Welsh Football Pyramid following the creation of theWelsh Premier League.
In 2019 it became level three of the Welsh Football Pyramid following the creation of theCymru South. It folded in 2020 after theFootball Association of Wales took over the running of tier 3 leagues and the responsibility for tier 4 passed to regional football associations.
Since its inception in 1904 it has always been thetop flight of the Welsh League for the teams located inSouth Wales.
This division has changed its name on numerous occasions.
| Club | Wins | Winning years |
|---|---|---|
| Swansea Town / City Reserves | 12 | 1912–13, 1924–25, 1925–26, 1933–34, 1934–35, 1935–36, 1950–51, 1961–62, 1962–63, 1963–64, 1964–65, 1975–76 |
| Lovell's Athletic | 7 | 1931–32, 1937–38, 1938–39, 1945–46, 1946–47, 1947–48, 1965–66 |
| Barry Town & Reserves | 7 | 1926–27, 1982–83, 1983–84, 1984–85, 1985–86, 1986–87, 1988–89 |
| Cardiff City Reserves | 6 | 1922–23, 1928–29, 1966–67, 1967–68, 1969–70, 1971–72 |
| Llanelli | 6 | 1913–14, 1929–30, 1932–33, 1970–71, 1976–77, 1977–78 |
| Ton Pentre | 6 | 1907–08, 1914–15, 1957–58, 1960–61, 1973–74, 1981–82 |
| Newport County Reserves | 5 | 1927–28, 1936–37, 1954–55, 1974–75, 1979–80 |
| Aberdare | 4 | 1904–05, 1908–09, 1911–12, 1920–21 |
| Abergavenny Thursdays | 4 | 1958–59, 1959–60, 1990–91, 1991–92 |
| Merthyr Town & Reserves | 3 | 1910–11, 1930–31, 1948–49 |
| Haverfordwest County | 3 | 1956–57, 1980–81, 1989–90 |
| Merthyr Tydfil Reserves | 2 | 1949–50, 1951–52 |
| Pembroke Borough | 2 | 1953–54, 1955–56 |
| Bridgend Town | 2 | 1968–69, 1972–73 |
| Ebbw Vale | 2 | 1952–53, 1987–88 |
| Rogerstone | 1 | 1905–06 |
| Cwmaman | 1 | 1906–07 |
| Treharris | 1 | 1909–10 |
| Mid Rhondda | 1 | 1919–20 |
| Porth | 1 | 1921–22 |
| Pontypridd FC | 1 | 1923–24 |
| Pontllanfraith | 1 | 1978–79 |
In 1992 it becamelevel two of the Welsh Football Pyramid following the creation of theWelsh Premier League.
| Seasons | Winner |
|---|---|
| Welsh Football League Division 1 | |
1992–93 | Ton Pentre |
1993–94 | Barry Town |
1994–95 | Briton Ferry Athletic |
1995–96 | Carmarthen Town |
1996–97 | Haverfordwest County |
1997–98 | Ton Pentre |
1998–99 | Ton Pentre |
1999–00 | Ton Pentre |
2000–01 | Ton Pentre |
2001–02 | Ton Pentre |
2002–03 | Bettws |
2003–04 | Llanelli |
2004–05 | Ton Pentre |
2005–06 | Goytre United |
2006–07 | Neath Athletic |
2007–08 | Goytre United |
2008–09 | Aberdare Town |
| Goytre United | |
| Bryntirion Athletic | |
| Cambrian & Clydach | |
| West End | |
| Monmouth Town | |
| Caerau (Ely) | |
| Cardiff Met | |
| Barry Town United | |
| Llanelli Town | |
| Pen-y-Bont | |
| Club | Wins | Winning years |
|---|---|---|
| Ton Pentre | 7 | 1992–93, 1997–98, 1998–99, 1999–00, 2000–01, 2001–02, 2004–05 |
| Goytre United | 3 | 2005–06, 2007–08,2009–10 |
| Llanelli Town | 2 | 2003–04, 2017–18 |
| Barry Town | 2 | 1993–94, 2016–17 |
| Briton Ferry Athletic | 1 | 1994–95 |
| Carmarthen Town | 1 | 1995–96 |
| Haverfordwest County | 1 | 1996–97 |
| Bettws | 1 | 2002–03 |
| Neath Athletic | 1 | 2006–07 |
| Aberdare Town | 1 | 2008–09 |
| Bryntirion Athletic | 1 | 2010–11 |
| Cambrian & Clydach | 1 | 2011–12 |
| West End | 1 | 2012–13 |
| Monmouth Town | 1 | 2013–14 |
| Caerau (Ely) | 1 | 2014–15 |
| Pen-y-Bont | 1 | 2018–19 |
In 2019 it becamelevel three of the Welsh Football Pyramid following the creation of theCymru South.
| Seasons | Winner |
|---|---|
| Welsh Football League Division 1 | |
2019–20 | Trefelin BGC |
