The list
| # | Player | Born | Watford | West Ham United |
|---|---|---|---|---|
| 1 | Manuel Almunia | 1977 | 2012–2014 | 2011 |
| 2 | Lucas Neill | 1978 | 2014 | 2007–2009 |
| 3 | Valon Behrami | 1985 | 2015–2017 | 2008–2011 |
| 4 | David James | 1970 | 1988–1992 | 2001–2004 |
| 5 | Angelo Ogbonna | 1988 | 2024–2025 | 2015–2024 |
| 6 | Carlos Sánchez | 1986 | 2021 | 2018–2020 |
| 7 | Alessandro Diamanti | 1983 | 2015–2016 | 2009–2010 |
| 8 | Henri Lansbury | 1990 | 2009–2010 | 2011–2012 |
| 9 | David Connolly | 1977 | 1995–1997 | 2003–2004 |
| 10 | Jobi McAnuff | 1981 | 2007–2009 | 2004 |
| 11 | Malky Mackay | 1972 | 2005–2008 | 2004–2005 |
| 12 | Glenn Roeder | 1955 | 1989–1992 | — |
| 13 | Fitz Hall | 1980 | 2012–2013, 2013, 2014 | — |
| 14 | Calum Davenport | 1983 | 2008 | 2004, 2007–2010 |
| 15 | James McCrae | 1894 | 1926–1927 | 1919–1920 |
| 16 | Carl Fletcher | 1980 | 2005 | 2004–2006 |
| 17 | Chris Powell | 1969 | 2006–2007 | 2004, 2004–2005 |
| 18 | Alan Devonshire | 1956 | 1990–1992 | 1976–1990 |
| 19 | Jon Harley | 1979 | 2008–2010 | 2004 |
| 20 | Johnnie Jackson | 1982 | 2004–2005 | — |
| 21 | Ted Hufton | 1892 | 1932–1933 | 1919–1932 |
| 22 | David Noble | 1982 | 2001–2002 | 2003–2004 |
| 23 | Peter Kyle | 1880 | 1909–1910 | 1901–1902 |
| 24 | Mark Robson | 1969 | 1989 | 1992–1993 |
| 25 | Billy Jennings | 1952 | 1970–1974 | 1974–1979 |
| 26 | Joe Blythe | 1881 | 1911 | 1902–1904 |
| 27 | Billy Biggar | 1874 | 1904–1910 | 1902–1903 |
| 28 | Colin Foster | 1964 | 1994–1997 | 1989–1994 |
| 29 | Herbert Lyon | 1877 | 1901–1902 | 1903–1904 |
| 30 | Stuart Slater | 1969 | 1996–1999 | 1986–1992 |
| 31 | Jack Foster | 1877 | 1906–1907 | 1908–1909 |
| 32 | Jimmy Lindsay | 1949 | 1971–1974 | 1968–1971 |
| 33 | Jimmy Carr | 1893 | 1913–1914 | 1914–1915 |
| 34 | Perry Suckling | 1965 | 1992–1994 | 1989–1990 |
| 35 | Bill Whittaker | 1922 | 1942 | 1941 |
| 36 | James Reid | 1879 | 1905–1906 | 1900–1901 |
| 37 | Joe Webster | 1886 | 1910–1914 | 1914–1919 |
Which way they moved
- Watford first, then West Ham United: 10
- West Ham United first, then Watford: 24
Play it
In Who Played Both you and your opponent secretly pick a club each. If the clubs are Watford and West Ham United, the first to name one of the players above in 15 seconds wins the round.
More pairs with Watford
- Tottenham Hotspur – Watford 54 players
- Arsenal – Watford 39 players
- Aston Villa – Watford 38 players
- Leicester City – Watford 37 players
- Chelsea – Watford 30 players
- Newcastle United – Watford 25 players
- Everton – Watford 22 players
- Manchester City – Watford 18 players
More pairs with West Ham United
- Brentford – West Ham United 50 players
- Tottenham Hotspur – West Ham United 48 players
- Crystal Palace – West Ham United 47 players
- Chelsea – West Ham United 46 players
- Arsenal – West Ham United 45 players
- Reading – West Ham United 45 players
- QPR – West Ham United 45 players
- Southampton – West Ham United 44 players
Türkçe: Watford ve West Ham United ortak oyuncuları
Source: Wikidata (CC0), Wikipedia club articles and player infoboxes (years at each club). Youth spells and appearances that look unplayed are left out; volunteer-kept records can contain gaps or errors.