Internationals who have played for Cross Keys at some time during their career.
| Name | Between Years | Team | ||
|---|---|---|---|---|
| Seremaia Baikeinuku | 2000 - 2011 | Fiji | ||
| George Boots | 1898 - 1904 | Wales | ||
| Lonza Bowdler | 1927 - 1933 | Wales | ||
| Ken Braddock | 1966 - 1967 | Wales | ||
| Archie Brown | 1921 | Wales | ||
| Lloyd Burns | 2011 | Wales | ||
| Glyn Davies | 1955 | Wales | ||
| Gareth Evans | 1977 - 1978 | Wales | ||
| Toby Faletau | 2011 - 2013 | Wales | ||
| Tony Faulkner | 1975 - 1979 | Wales | ||
| Jason Forster | 2004 | Wales | ||
| Andrew Gibbs | 1995 - 1997 | Wales | ||
| Andrew Hall | 2002 | Scotland | ||
| Jack Hancock | 1955 | England | ||
| George Hathway | 1924 | Wales | ||
| Ron Herrera | 1925 - 1927 | Wales | ||
| Jack Hurrell | 1959 | Wales | ||
| Glyn John | 1954 | Wales | ||
| Adam Jones | 2006 | Wales | ||
| Graham Jones | 1930 - 1933 | Wales | ||
| Kingsley Jones | 1996 - 1998 | Wales | ||
| Matt Jones | 2005 | Wales | ||
| Walter Legge | 1937 - 1938 | Wales | ||
| Arthur Lewis | 1970 - 1973 | Wales | ||
| Ossie Male | 1921 - 1928 | Wales | ||
| Scott Morgan | 2007 | Wales | ||
| Steve Morris | 1920 - 1925 | Wales | ||
| Con Murphy | 1935 | Wales | ||
| Rhys Oakley | 2003 | Wales | ||
| Movete Ota'ota | 2000 - 2005 | Tonga | ||
| Harry Phillips | 1927 - 1928 | Wales | ||
| Brian Price | 1961 - 1969 | Wales | ||
| Cecil Pritchard | 1928 - 1929 | Wales | ||
| Tom Rees | 1935 - 1937 | Wales | ||
| Fred Reeves | 1920 - 1921 | Wales | ||
| Rex Richards | 1956 | Wales | ||
| Jamie Ringer | 2001 | Wales | ||
| Jeff Squire | 1977 - 1983 | Wales | ||
| Russell Taylor | 1937 - 1939 | Wales | ||
| Alan Thomas | 1963 - 1964 | Wales | ||
| Justin Thomas | 1995 - 1997 | Wales | ||
| Joe Thompson | 1923 | Wales | ||
| Dick Uzzell | 1963 - 1965 | Wales | ||
| Bill Ward | 1934 | Wales | ||
| Stuart Watkins | 1964 - 1970 | Wales | ||
| Billy Williams | 1927 | Wales | ||
| John Williams | 1920 - 1921 | Wales | ||
| Tabber Williams | 1935 - 1937 | Wales | ||
| Bobby Windsor | 1973 - 1979 | Wales | ||
| Stan Winmill | 1921 | Wales |
