Internationals who played for Llanelli before 2003 or Scarlets regional side.
| Name | Between Years | Team |
|---|---|---|
| Josh Adams | 2018 - 2024 | Wales |
| Inoke Afeaki | 1995 - 2007 | Tonga |
| Willie Arnold | 1903 - 1903 | Wales |
| Owen Badger | 1895 - 1896 | Wales |
| Jake Ball | 2014 - 2021 | Wales |
| John Barclay | 2007 - 2019 | Scotland |
| Olly Barkley | 2001 - 2008 | England |
| Dudley Bartlett | 1927 - 1928 | Wales |
| James Bater | 2003 - 2003 | Wales |
| Gwyn Bayliss | 1933 - 1933 | Wales |
| Tadhg Beirne | 2018 - 2024 | Ireland |
| Mark Bennett | 1995 - 1995 | Wales |
| Phil Bennett | 1969 - 1978 | Wales |
| Roy Bergiers | 1972 - 1975 | Wales |
| Griff Bevan | 1947 - 1947 | Wales |
| Ben Beynon | 1920 - 1920 | Wales |
| Neil Boobyer | 1993 - 1999 | Wales |
| Frano Botica | 1986 - 1989 | New Zealand |
| Frano Botica | 1998 - 1998 | Croatia |
| Harry Bowcott | 1929 - 1933 | Wales |
| Cliff Bowen | 1896 - 1897 | Wales |
| George Bowen | 1887 - 1888 | Wales |
| Harry Bowen | 1882 - 1887 | Wales |
| Onllwyn Brace | 1956 - 1961 | Wales |
| Aled Brew | 2007 - 2012 | Wales |
| Nathan Brew | 2003 - 2003 | Wales |
| Ben Broster | 2005 - 2005 | Wales |
| Anthony Buchanan | 1987 - 1988 | Wales |
| Lee Byrne | 2005 - 2011 | Wales |
| Rob Card | 1996 - 1997 | Canada |
| Matt Cardey | 2000 - 2000 | Wales |
| Uzair Cassiem | 2016 - 2017 | South Africa |
| Alfred Cattell | 1882 - 1883 | Wales |
| J Cavanagh | 1955 - 1955 | Samoa |
| Billy Cleaver | 1947 - 1950 | Wales |
| Bill Clement | 1937 - 1938 | Wales |
| Vernon Cooper | 2002 - 2003 | Wales |
| Tony Copsey | 1992 - 1994 | Wales |
| Kel Coslett | 1962 - 1962 | Wales |
| Sam Costelow | 2022 - 2024 | Wales |
| Alex Craig | 2021 - 2021 | Scotland |
| Jamie Cudmore | 2002 - 2016 | Canada |
| John Currie | 1956 - 1962 | England |
| Dai Sam Daniel | 1891 - 1899 | Wales |
| Tommy David | 1973 - 1976 | Wales |
| Abel Davies | 1889 - 1889 | Wales |
| Alban Davies | 1913 - 1914 | Wales |
| Aled Davies | 2017 - 2019 | Wales |
| Alun Davies | 1984 - 1984 | Wales |
| Bailey Davies | 1907 - 1907 | Wales |
| Barry Davies | 2006 - 2006 | Wales |
| Ben Davies | 1895 - 1896 | Wales |
| Brian Davies | 1962 - 1963 | Wales |
| Carwyn Davies | 1988 - 1989 | Wales |
| Cowboy Davies | 1956 - 1956 | Wales |
| Cyril Davies | 1957 - 1961 | Wales |
| Gareth Davies | 1978 - 1985 | Wales |
| Gareth Davies | 2014 - 2024 | Wales |
| Gerald Davies | 1966 - 1978 | Wales |
| Graham Davies | 1921 - 1925 | Wales |
| Howard Davies | 1939 - 1947 | Wales |
| Howell Davies | 1984 - 1984 | Wales |
| Ianto Davies | 1919 - 1919 | Wales |
| Idwal Davies | 1939 - 1939 | Wales |
| Ivor Davies | 1914 - 1914 | Wales |
| James Davies | 2018 - 2020 | Wales |
| John Davies | 1991 - 1998 | Wales |
| Jonathan Davies | 1985 - 1997 | Wales |
| Jonathan Davies | 2009 - 2022 | Wales |
| Leigh Davies | 1996 - 2003 | Wales |
| Len Davies | 1954 - 1955 | Wales |
| Nigel Davies | 1988 - 1997 | Wales |
| Phil Davies | 1985 - 1995 | Wales |
| Terry Davies | 1953 - 1961 | Wales |
| Willie TH Davies | 1936 - 1939 | Wales |
| Dom Day | 2015 - 2015 | Wales |
| Roland De Marigny | 2004 - 2007 | Italy |
| Laurance Delaney | 1989 - 1992 | Wales |
| George Dobbs | 1906 - 1906 | England |
| Bruce Douglas | 2002 - 2006 | Scotland |
| Mark Douglas | 1984 - 1984 | Wales |
| Bev Dovey | 1963 - 1963 | England |
| Guy Easterby | 2000 - 2005 | Ireland |
| Simon Easterby | 2000 - 2008 | Ireland |
| Arthur Edwards | 1955 - 1955 | Wales |
| Ryan Elias | 2017 - 2024 | Wales |
| Arthur Emyr | 1989 - 1991 | Wales |
| Brinley Evans | 1920 - 1922 | Wales |
| Bryn Evans | 1933 - 1937 | Wales |
| Dan Evans | 2009 - 2009 | Wales |
| DB Evans | 1926 - 1926 | Wales |
| Denis Evans | 1960 - 1960 | Wales |
| Emrys Evans | 1937 - 1939 | Wales |
| Frankie Evans | 1921 - 1921 | Wales |
| Garan Evans | 1998 - 2003 | Wales |
| Gareth Evans | 1977 - 1978 | Wales |
| Gavin Evans | 2006 - 2006 | Wales |
| Geoff Evans | 1970 - 1972 | Wales |
| Ieuan Evans | 1987 - 1998 | Wales |
| Islwyn Evans | 1922 - 1922 | Wales |
| Jack Evans | 1896 - 1897 | Wales |
| Jack Evans | 1924 - 1924 | Wales |
| Luc Evans | 1991 - 1991 | Wales |
| Peter Evans | 1951 - 1951 | Wales |
| Ricky Evans | 1993 - 1995 | Wales |
| Rob Evans | 2015 - 2020 | Wales |
| Steffan Evans | 2017 - 2019 | Wales |
| Stuart Evans | 1985 - 1987 | Wales |
| Tom Evans | 1906 - 1911 | Wales |
| Tommy Evans | 1924 - 1924 | Wales |
| Wynne Evans | 1958 - 1958 | Wales |
| Jonny Fa'amatuainu | 2005 - 2011 | Samoa |
| Tim Fauvel | 1988 - 1988 | Wales |
| Vaea Fifita | 2017 - 2019 | New Zealand |
| Vaea Fifita | 2023 - 2023 | Tonga |
| Salesi Finau | 1998 - 2005 | Tonga |
| Ernie Finch | 1924 - 1928 | Wales |
| Kieron Fonotia | 2017 - 2019 | Samoa |
| Ike Fowler | 1919 - 1919 | Wales |
| Gwyn Francis | 1919 - 1924 | Wales |
| Peter Francis | 1987 - 1987 | Wales |
| Albert Freear | 1901 - 1901 | Ireland |
| Rhys Gabe | 1901 - 1908 | Wales |
| Norman Gale | 1960 - 1969 | Wales |
| Stuart Gallacher | 1970 - 1970 | Wales |
| Andrew Gibbs | 1995 - 1997 | Wales |
| Ray Gravell | 1975 - 1982 | Wales |
| Handel Greville | 1947 - 1947 | Wales |
| Clive Griffiths | 1979 - 1979 | Wales |
| Dan Griffiths | 1888 - 1889 | Wales |
| Gareth Griffiths | 1953 - 1957 | Wales |
| Gitto Griffiths | 1889 - 1889 | Wales |
| James Griffiths | 2000 - 2000 | Wales |
| Jonathan Griffiths | 1988 - 1989 | Wales |
| Luke Gross | 1996 - 2003 | USA |
| John Gwilliam | 1947 - 1954 | Wales |
| Leigh Halfpenny | 2008 - 2023 | Wales |
| Wayne Hall | 1988 - 1988 | Wales |
| Rowe Harding | 1923 - 1928 | Wales |
| Kieran Hardy | 2020 - 2024 | Wales |
| Bill Havard | 1919 - 1919 | Wales |
| Aisea Havili | 2000 - 2007 | Tonga |
| Byron Hayward | 1998 - 1998 | Wales |
| Gavin Henson | 2001 - 2011 | Wales |
| Mike Hercus | 2002 - 2009 | USA |
| Dave Hewett | 2001 - 2003 | New Zealand |
| Harry Hiam | 1912 - 1912 | Wales |
| Sam Hidalgo-Clyne | 2015 - 2020 | Scotland |
| Dai Hiddlestone | 1922 - 1924 | Wales |
| Dave Hodges | 1996 - 2004 | USA |
| Grahame Hodgson | 1962 - 1967 | Wales |
| Ray Hopkins | 1970 - 1970 | Wales |
| Bryn Howells | 1934 - 1934 | Wales |
| Geoff Howells | 1957 - 1957 | Wales |
| Dennis Hughes | 1967 - 1970 | Wales |
| Keith Hughes | 1970 - 1974 | Wales |
| Billy Hullin | 1967 - 1967 | Wales |
| Ian Hurst | 1973 - 1974 | New Zealand |
| Pila Iongi | 2011 - 2016 | Tonga |
| Carwyn James | 1958 - 1958 | Wales |
| Dafydd James | 1996 - 2007 | Wales |
| Tom James | 2007 - 2016 | Wales |
| Tommy James | 1935 - 1937 | Wales |
| Herschel Jantjies | 2019 - 2023 | South Africa |
| Albert Jenkins | 1920 - 1928 | Wales |
| Arthur John | 1925 - 1928 | Wales |
| Barry John | 1966 - 1972 | Wales |
| Dai John | 1923 - 1928 | Wales |
| Roy John | 1950 - 1954 | Wales |
| Spencer John | 1995 - 2002 | Wales |
| WillGriff John | 2021 - 2021 | Wales |
| Tom Johnson | 1921 - 1925 | Wales |
| Adam Jones | 2006 - 2006 | Wales |
| Bert Jones | 1934 - 1934 | Wales |
| Cliff Jones | 1934 - 1938 | Wales |
| Dafydd AR Jones | 2002 - 2009 | Wales |
| Deiniol Jones | 2000 - 2010 | Wales |
| Derwyn Jones | 1994 - 1996 | Wales |
| Des Jones | 1948 - 1948 | Wales |
| Edgar Jones | 1930 - 1935 | Wales |
| Elvet Jones | 1939 - 1939 | Wales |
| Gary Jones | 1988 - 1990 | Wales |
| Glyn Jones | 1930 - 1933 | Wales |
| Gwyn Jones | 1996 - 1997 | Wales |
| Idris Jones | 1925 - 1925 | Wales |
| Iorwerth Jones | 1927 - 1928 | Wales |
| Ivor Jones | 1924 - 1930 | Wales |
| John Jones | 1902 - 1903 | Wales |
| Ken Jones | 1962 - 1966 | Wales |
| Lewis Jones | 1950 - 1952 | Wales |
| Lyn Jones | 1993 - 1993 | Wales |
| Mark Jones | 2001 - 2009 | Wales |
| Rhodri Jones | 2012 - 2022 | Wales |
| Stephen Jones | 1998 - 2011 | Wales |
| William Jones | 1924 - 1924 | Wales |
| Wyn Jones | 2017 - 2023 | Wales |
| Tommy Jones-Davies | 1930 - 1931 | Wales |
| Sione Kalamafoni | 2007 - 2019 | Tonga |
| Emori Katalau | 1995 - 2003 | Fiji |
| Regan King | 2002 - 2002 | New Zealand |
| Tavis Knoyle | 2010 - 2013 | Wales |
| Jonny Koloi | 1998 - 2001 | Tonga |
| Juandre Kruger | 2012 - 2013 | South Africa |
| Werner Kruger | 2011 - 2012 | South Africa |
| Andrew Lamerton | 1993 - 1993 | Wales |
| Sean Lamont | 2004 - 2016 | Scotland |
| Jim Lang | 1931 - 1937 | Wales |
| Samson Lee | 2013 - 2020 | Wales |
| John Leleu | 1959 - 1960 | Wales |
| Emyr Lewis | 1991 - 1996 | Wales |
| Johnny Lewis | 1887 - 1887 | Wales |
| Phil Lewis | 1984 - 1986 | Wales |
| Will Lewis | 1925 - 1925 | Wales |
| Tomas Lezana | 2014 - 2021 | Argentina |
| Jason Lillas | 1997 - 1997 | Croatia |
| Barry Llewelyn | 1970 - 1972 | Wales |
| Evan Lloyd | 1895 - 1895 | Wales |
| Ioan Lloyd | 2020 - 2024 | Wales |
| Percy Lloyd | 1890 - 1891 | Wales |
| Trevor Lloyd | 1953 - 1953 | Wales |
| Sam Lousi | 2019 - 2023 | Tonga |
| Hottie Louw | 2002 - 2002 | South Africa |
| David Lyons | 2000 - 2007 | Australia |
| Ian MacGregor | 1955 - 1957 | Scotland |
| Josh Macleod | 2022 - 2022 | Wales |
| Scott MacLeod | 2004 - 2011 | Scotland |
| Martyn Madden | 2002 - 2003 | Wales |
| Simon Maling | 2002 - 2004 | New Zealand |
| Kaya Malotana | 1999 - 1999 | South Africa |
| Deacon Manu | 2009 - 2012 | Fiji |
| Fred Margrave | 1884 - 1884 | Wales |
| Sililo Martens | 1998 - 2009 | Tonga |
| Allan Martin | 1973 - 1981 | Wales |
| Alf Mathews | 1886 - 1886 | Wales |
| Kemsley Mathias | 2023 - 2024 | Wales |
| Roy Mathias | 1970 - 1970 | Wales |
| Chris Matthews | 1939 - 1939 | Wales |
| Phil May | 1988 - 1991 | Wales |
| Robin McBryde | 1994 - 2005 | Wales |
| Rob McCusker | 2010 - 2013 | Wales |
| Johnny McNicholl | 2020 - 2022 | Wales |
| Kees Meeuws | 1998 - 2004 | New Zealand |
| Craig Moir | 2000 - 2000 | Scotland |
| Rupert Moon | 1993 - 2001 | Wales |
| Steve Moore | 1997 - 1997 | Wales |
| Ben Morgan | 2012 - 2015 | England |
| Cliff Morgan | 1951 - 1958 | Wales |
| Dai Morgan | 1895 - 1896 | Wales |
| Edgar Morgan | 1920 - 1921 | Wales |
| Fred Morgan | 1938 - 1939 | Wales |
| Henry Morgan | 1957 - 1957 | Wales |
| Jac Morgan | 2022 - 2023 | Wales |
| Jack Morgan | 1912 - 1913 | Wales |
| Peter Morgan | 1980 - 1981 | Wales |
| Robert Morgan | 1962 - 1963 | Wales |
| Scott Morgan | 2007 - 2007 | Wales |
| Tom Morgan | 1889 - 1889 | Wales |
| Tyler Morgan | 2015 - 2018 | Wales |
| Bill Morris | 1896 - 1897 | Wales |
| Dai Morris | 1967 - 1974 | Wales |
| Ivor Morris | 1924 - 1924 | Wales |
| Helgard Muller | 1986 - 1989 | South Africa |
| Kirby Myhill | 2021 - 2021 | Wales |
| David Nicholas | 1981 - 1981 | Wales |
| Boomer Nicholl | 1891 - 1896 | Wales |
| David Nicholl | 1894 - 1894 | Wales |
| George North | 2010 - 2024 | Wales |
| Harri O'Connor | 2024 - 2024 | Wales |
| Ken Owens | 2011 - 2023 | Wales |
| Hadleigh Parkes | 2017 - 2020 | Wales |
| Rhys Patchell | 2013 - 2023 | Wales |
| Maselino Paulino | 2008 - 2015 | Samoa |
| Gary Pearce | 1981 - 1982 | Wales |
| Dwayne Peel | 2001 - 2011 | Wales |
| Mark Perego | 1990 - 1994 | Wales |
| Emyr Phillips | 2013 - 2013 | Wales |
| Mike Phillips | 2003 - 2015 | Wales |
| Rowland Phillips | 1987 - 1989 | Wales |
| David Pickering | 1983 - 1987 | Wales |
| Taine Plumtree | 2023 - 2023 | Wales |
| Alix Popham | 2003 - 2008 | Wales |
| Andy Powell | 2008 - 2012 | Wales |
| Brian Price | 1961 - 1969 | Wales |
| Terry Price | 1965 - 1967 | Wales |
| Rhys Priestland | 2011 - 2022 | Wales |
| Wayne Proctor | 1992 - 2001 | Wales |
| Tom Prydie | 2010 - 2018 | Wales |
| Richie Pugh | 2005 - 2005 | Wales |
| Horatiu Pungea | 2012 - 2015 | Romania |
| Craig Quinnell | 1995 - 2002 | Wales |
| Derek Quinnell | 1972 - 1980 | Wales |
| Scott Quinnell | 1993 - 2002 | Wales |
| Tevita Ratuva | 2019 - 2021 | Fiji |
| Lou Reed | 2012 - 2013 | Wales |
| Alan Rees | 1962 - 1962 | Wales |
| Brian Rees | 1967 - 1967 | Wales |
| Clive Rees | 1974 - 1983 | Wales |
| Doug Rees | 1968 - 1968 | Wales |
| Idwal Rees | 1934 - 1938 | Wales |
| Joe Rees | 1920 - 1924 | Wales |
| John Rees | 1892 - 1894 | Wales |
| Matthew Rees | 2005 - 2014 | Wales |
| Peter Rees | 1947 - 1947 | Wales |
| Richard Rees | 1998 - 1998 | Wales |
| Bryan Richards | 1960 - 1960 | Wales |
| Paul Ringer | 1978 - 1980 | Wales |
| David Roberts | 1930 - 1930 | Wales |
| Evan Roberts | 1886 - 1887 | Wales |
| Jim Roberts | 1960 - 1964 | England |
| Joe Roberts | 2023 - 2024 | Wales |
| Martin Roberts | 2008 - 2009 | Wales |
| Ned Roberts | 1888 - 1889 | Wales |
| Harry Robinson | 2012 - 2013 | Wales |
| Buckley Roderick | 1884 - 1884 | Wales |
| John Rogers | 1890 - 1891 | England |
| Tom Rogers | 2021 - 2023 | Wales |
| Clive Rowlands | 1963 - 1965 | Wales |
| Keith Rowlands | 1962 - 1965 | Wales |
| Fred Samuel | 1922 - 1922 | Wales |
| Mahonri Schwalger | 2000 - 2011 | Samoa |
| Javan Sebastian | 2021 - 2024 | Scotland |
| Tal Selley | 2005 - 2005 | Wales |
| Aaron Shingler | 2012 - 2020 | Wales |
| Archie Skym | 1928 - 1935 | Wales |
| Colin Stephens | 1992 - 1992 | Wales |
| JG Stephens | 1922 - 1922 | Wales |
| Morgan Stoddart | 2007 - 2011 | Wales |
| Peter Stone | 1949 - 1949 | Wales |
| Ian Stuart | 1924 - 1924 | Ireland |
| Steve Sutton | 1982 - 1987 | Wales |
| Michael Tagicakibau | 2007 - 2011 | Fiji |
| Haydn Tanner | 1935 - 1949 | Wales |
| John Tarpoff | 2002 - 2006 | USA |
| Mark Taylor | 1994 - 2005 | Wales |
| John Thiel | 1998 - 2008 | Canada |
| Alun Thomas | 1952 - 1955 | Wales |
| Arwel Thomas | 1996 - 2000 | Wales |
| Delme Thomas | 1966 - 1974 | Wales |
| Denzil Thomas | 1954 - 1954 | Wales |
| Gareth Thomas | 2021 - 2024 | Wales |
| Gavin Thomas | 2001 - 2010 | Wales |
| Gethin Thomas | 1923 - 1923 | Wales |
| Harold Thomas | 1912 - 1912 | Wales |
| Iestyn Thomas | 2000 - 2007 | Wales |
| Justin Thomas | 1995 - 1997 | Wales |
| Nathan Thomas | 1996 - 1998 | Wales |
| Rhys Thomas | 2006 - 2009 | Wales |
| Rowley Thomas | 1889 - 1892 | Wales |
| Stephen Thomas | 1890 - 1891 | Wales |
| Watcyn Thomas | 1927 - 1933 | Wales |
| Will Thomas | 1885 - 1891 | Wales |
| Blade Thomson | 2019 - 2021 | Scotland |
| Sione Timani | 2008 - 2012 | Tonga |
| Mike Tindall | 2000 - 2011 | England |
| Harry Truman | 1934 - 1935 | Wales |
| William Tucker | 1926 - 1930 | England |
| Josh Turnbull | 2011 - 2021 | Wales |
| Tomas Vallejos Cinalli | 2011 - 2013 | Argentina |
| DTH Van Der Merwe | 2006 - 2019 | Canada |
| Tom Varndell | 2005 - 2008 | England |
| Mike Voyle | 1996 - 2000 | Wales |
| Sam Wainwright | 2022 - 2022 | Wales |
| Danny Walters | 1902 - 1902 | Wales |
| John Warlow | 1962 - 1962 | Wales |
| Adam Warren | 2012 - 2012 | Wales |
| Harry Watkins | 1904 - 1906 | Wales |
| Matthew Watkins | 2003 - 2006 | Wales |
| James Watts | 1907 - 1909 | Wales |
| Willie Watts | 1914 - 1914 | Wales |
| Aled Williams | 1990 - 1995 | Wales |
| Barry Williams | 1996 - 2002 | Wales |
| Bryn Williams | 1920 - 1920 | Wales |
| Cliff Williams | 1924 - 1925 | Wales |
| Darril Williams | 1998 - 1998 | Wales |
| Gerwyn Williams | 1950 - 1954 | Wales |
| JJ Williams | 1973 - 1979 | Wales |
| Johnny Williams | 2020 - 2023 | Wales |
| Les Williams | 1947 - 1949 | Wales |
| Liam Williams | 2012 - 2023 | Wales |
| Ossie Williams | 1947 - 1948 | Wales |
| Owen Williams | 2017 - 2023 | Wales |
| Ray Williams | 1954 - 1958 | Wales |
| Rhodri Williams | 2013 - 2014 | Wales |
| Rhys Williams | 1954 - 1960 | Wales |
| Scott Williams | 2011 - 2019 | Wales |
| Stan Williams | 1947 - 1948 | Wales |
| Hugh Williams-Jones | 1989 - 1995 | Wales |
| Matthew Wintle | 1996 - 1996 | Wales |
| Chris Wyatt | 1998 - 2003 | Wales |
| Paul Young | 2003 - 2003 | Wales |