Reading have played Watford 122 times in competitive football, winning 46, drawing 27 and losing 49, first meeting on 12 Feb 1921 and most recently on 4 Feb 2023. Every meeting is listed below.
| Date | Season | Competition | Venue | Opponent | Score | Scorers | Att |
|---|---|---|---|---|---|---|---|
| 12 Feb 1921 | 1920–21 | Third Division | A | Watford | 2–1 | ||
| 19 Feb 1921 | 1920–21 | Third Division | H | Watford | 0–0 | ||
| 26 Dec 1921 | 1921–22 | Third Division South | A | Watford | 2–2 | ||
| 27 Dec 1921 | 1921–22 | Third Division South | H | Watford | 2–1 | ||
| 4 Nov 1922 | 1922–23 | Third Division South | A | Watford | 0–1 | ||
| 11 Nov 1922 | 1922–23 | Third Division South | H | Watford | 1–0 | ||
| 25 Aug 1923 | 1923–24 | Third Division South | A | Watford | 1–2 | ||
| 1 Sep 1923 | 1923–24 | Third Division South | H | Watford | 1–1 | ||
| 18 Oct 1924 | 1924–25 | Third Division South | A | Watford | 0–1 | ||
| 21 Feb 1925 | 1924–25 | Third Division South | H | Watford | 3–0 | ||
| 14 Nov 1925 | 1925–26 | Third Division South | H | Watford | 4–1 | ||
| 27 Mar 1926 | 1925–26 | Third Division South | A | Watford | 1–0 | ||
| 7 Nov 1931 | 1931–32 | Third Division South | A | Watford | 2–3 | ||
| 19 Mar 1932 | 1931–32 | Third Division South | H | Watford | 2–1 | ||
| 31 Aug 1932 | 1932–33 | Third Division South | A | Watford | 1–1 | ||
| 7 Sep 1932 | 1932–33 | Third Division South | H | Watford | 2–0 | ||
| 14 Oct 1933 | 1933–34 | Third Division South | H | Watford | 6–1 | ||
| 25 Nov 1933 | 1933–34 | FA Cup | A | Watford | 3–0 | ||
| 24 Feb 1934 | 1933–34 | Third Division South | A | Watford | 0–2 | ||
| 29 Sep 1934 | 1934–35 | Third Division South | A | Watford | 0–1 | ||
| 9 Feb 1935 | 1934–35 | Third Division South | H | Watford | 3–2 | ||
| 23 Nov 1935 | 1935–36 | Third Division South | A | Watford | 2–4 | ||
| 28 Mar 1936 | 1935–36 | Third Division South | H | Watford | 3–0 | ||
| 14 Nov 1936 | 1936–37 | Third Division South | H | Watford | 3–0 | ||
| 20 Mar 1937 | 1936–37 | Third Division South | A | Watford | 1–6 | ||
| 9 Oct 1937 | 1937–38 | Third Division South | A | Watford | 0–4 | ||
| 19 Feb 1938 | 1937–38 | Third Division South | H | Watford | 4–1 | ||
| 11 Jan 1939 | 1938–39 | Third Division South | H | Watford | 3–2 | ||
| 1 Apr 1939 | 1938–39 | Third Division South | A | Watford | 1–3 | ||
| 5 Oct 1946 | 1946–47 | Third Division South | H | Watford | 2–3 | ||
| 8 Feb 1947 | 1946–47 | Third Division South | A | Watford | 1–2 | ||
| 1 Nov 1947 | 1947–48 | Third Division South | A | Watford | 1–0 | ||
| 20 Mar 1948 | 1947–48 | Third Division South | H | Watford | 2–0 | ||
| 28 Aug 1948 | 1948–49 | Third Division South | A | Watford | 1–4 | ||
| 1 Jan 1949 | 1948–49 | Third Division South | H | Watford | 3–1 | ||
| 25 Aug 1949 | 1949–50 | Third Division South | A | Watford | 1–1 | ||
| 31 Aug 1949 | 1949–50 | Third Division South | H | Watford | 1–0 | ||
| 24 Aug 1950 | 1950–51 | Third Division South | A | Watford | 1–3 | ||
| 30 Aug 1950 | 1950–51 | Third Division South | H | Watford | 1–0 | ||
| 6 Oct 1951 | 1951–52 | Third Division South | A | Watford | 1–3 | ||
| 16 Feb 1952 | 1951–52 | Third Division South | H | Watford | 4–1 | ||
| 27 Sep 1952 | 1952–53 | Third Division South | H | Watford | 3–0 | ||
| 14 Feb 1953 | 1952–53 | Third Division South | A | Watford | 1–2 | ||
| 9 Sep 1953 | 1953–54 | Third Division South | H | Watford | 4–1 | ||
| 15 Sep 1953 | 1953–54 | Third Division South | A | Watford | 0–3 | ||
| 23 Oct 1954 | 1954–55 | Third Division South | A | Watford | 3–1 | ||
| 12 Mar 1955 | 1954–55 | Third Division South | H | Watford | 1–1 | ||
| 6 Sep 1955 | 1955–56 | Third Division South | A | Watford | 0–1 | ||
| 14 Sep 1955 | 1955–56 | Third Division South | H | Watford | 6–1 | ||
| 19 Apr 1957 | 1956–57 | Third Division South | A | Watford | 0–1 | ||
| 22 Apr 1957 | 1956–57 | Third Division South | H | Watford | 1–2 | ||
| 21 Sep 1957 | 1957–58 | Third Division South | H | Watford | 1–1 | ||
| 1 Feb 1958 | 1957–58 | Third Division South | A | Watford | 1–1 | ||
| 15 Nov 1958 | 1958–59 | FA Cup | A | Watford | 1–1 | ||
| 19 Nov 1958 | 1958–59 | FA Cup | H | Watford | 0–2 | ||
| 19 Nov 1960 | 1960–61 | Third Division | H | Watford | 1–1 | ||
| 8 Apr 1961 | 1960–61 | Third Division | A | Watford | 0–2 | ||
| 16 Oct 1961 | 1961–62 | League Cup | A | Watford | 1–3 | ||
| 17 Nov 1961 | 1961–62 | Third Division | H | Watford | 3–2 | ||
| 6 Apr 1962 | 1961–62 | Third Division | A | Watford | 1–1 | ||
| 15 Sep 1962 | 1962–63 | Third Division | A | Watford | 0–4 | ||
| 3 Apr 1963 | 1962–63 | Third Division | H | Watford | 0–0 | ||
| 25 Jan 1964 | 1963–64 | Third Division | H | Watford | 2–0 | ||
| 18 Apr 1964 | 1963–64 | Third Division | A | Watford | 0–1 | ||
| 26 Sep 1964 | 1964–65 | Third Division | H | Watford | 6–2 | ||
| 14 Nov 1964 | 1964–65 | FA Cup | H | Watford | 3–1 | ||
| 6 Feb 1965 | 1964–65 | Third Division | A | Watford | 1–5 | ||
| 21 Aug 1965 | 1965–66 | Third Division | H | Watford | 1–2 | ||
| 29 Jan 1966 | 1965–66 | Third Division | A | Watford | 2–1 | ||
| 23 Aug 1966 | 1966–67 | League Cup | A | Watford | 1–1 | ||
| 29 Aug 1966 | 1966–67 | League Cup | H | Watford | 1–0 | ||
| 17 Sep 1966 | 1966–67 | Third Division | A | Watford | 0–1 | ||
| 21 Jan 1967 | 1966–67 | Third Division | H | Watford | 1–1 | ||
| 18 Nov 1967 | 1967–68 | Third Division | A | Watford | 0–3 | ||
| 13 Apr 1968 | 1967–68 | Third Division | H | Watford | 2–0 | ||
| 13 Sep 1968 | 1968–69 | Third Division | H | Watford | 0–1 | ||
| 19 Apr 1969 | 1968–69 | Third Division | A | Watford | 0–1 | ||
| 6 Jan 1971 | 1970–71 | FA Cup | A | Watford | 0–5 | ||
| 29 Aug 1973 | 1973–74 | League Cup | H | Watford | 2–2 | 6,279 | |
| 5 Sep 1973 | 1973–74 | League Cup | A | Watford | 3–2 | ||
| 13 Sep 1975 | 1975–76 | Fourth Division | H | Watford | 3–0 | ||
| 24 Jan 1976 | 1975–76 | Fourth Division | A | Watford | 1–2 | ||
| 13 Aug 1977 | 1977–78 | League Cup | A | Watford | 1–2 | ||
| 17 Aug 1977 | 1977–78 | League Cup | H | Watford | 1–0 | ||
| 23 Aug 1977 | 1977–78 | League Cup | A | Watford | 0–5 | ||
| 14 Sep 1977 | 1977–78 | Fourth Division | H | Watford | 1–3 | ||
| 7 Mar 1978 | 1977–78 | Fourth Division | A | Watford | 0–1 | ||
| 22 Sep 1992 | 1992–93 | League Cup | A | Watford | 2–2 | Jimmy Quinn, Ady Williams | |
| 7 Oct 1992 | 1992–93 | League Cup | H | Watford | 0–2 | ||
| 24 Sep 1994 | 1994–95 | First Division | A | Watford | 2–2 | Simon Osborn, Stuart Lovell | |
| 4 Mar 1995 | 1994–95 | First Division | H | Watford | 4–1 | Michael Gilkes, Paul Holsgrove, Uwe Hartenberger | |
| 2 Mar 1996 | 1995–96 | First Division | H | Watford | 0–0 | ||
| 16 Apr 1996 | 1995–96 | First Division | A | Watford | 2–4 | Jimmy Quinn, Darren Caskey | |
| 23 Nov 2002 | 2002–03 | First Division | H | Watford | 1–0 | Kevin Watson 61 | 17,465 |
| 30 Apr 2003 | 2002–03 | First Division | A | Watford | 3–0 | Anthony Rougier 27, Darius Henderson 70, Jamie Cureton 90 | 11,814 |
| 29 Nov 2003 | 2003–04 | First Division | H | Watford | 2–1 | Nicky Forster 58, Steve Sidwell 88 | 14,521 |
| 9 May 2004 | 2003–04 | First Division | A | Watford | 0–1 | 17,979 | |
| 21 Sep 2004 | 2004–05 | League Cup | H | Watford | 0–3 | 8,429 | |
| 25 Sep 2004 | 2004–05 | Championship | A | Watford | 1–0 | Steve Sidwell 65 | 13,389 |
| 26 Dec 2004 | 2004–05 | Championship | H | Watford | 3–0 | Ibrahima Sonko 3, Steve Sidwell 76, Lloyd Owusu 87 | 18,757 |
| 27 Aug 2005 | 2005–06 | Championship | A | Watford | 0–0 | 12,152 | |
| 11 Mar 2006 | 2005–06 | Championship | H | Watford | 0–0 | 23,724 | |
| 9 Dec 2006 | 2006–07 | Premier League | A | Watford | 0–0 | 19,223 | |
| 5 May 2007 | 2006–07 | Premier League | H | Watford | 0–2 | 23,294 | |
| 20 Sep 2008 | 2008–09 | Championship | A | Watford | 2–2 | John Eustace 13, Stephen Hunt 87 | 14,761 |
| 9 Jan 2009 | 2008–09 | Championship | H | Watford | 4–0 | Chris Armstrong 38, Noel Hunt 66, Kevin Doyle 67, Leroy Lita 88 | 18,072 |
| 26 Sep 2009 | 2009–10 | Championship | H | Watford | 1–1 | Grzegorz Rasiak 7 | 18,147 |
| 24 Apr 2010 | 2009–10 | Championship | A | Watford | 0–3 | 15,949 | |
| 20 Nov 2010 | 2010–11 | Championship | A | Watford | 1–1 | Noel Hunt 15 | 12,196 |
| 19 Feb 2011 | 2010–11 | Championship | H | Watford | 1–1 | Noel Hunt 50 | 16,934 |
| 10 Sep 2011 | 2011–12 | Championship | H | Watford | 0–2 | 17,128 | |
| 14 Jan 2012 | 2011–12 | Championship | A | Watford | 2–1 | Jimmy Kébé 42, Adam Le Fondre 85 | 11,291 |
| 17 Aug 2013 | 2013–14 | Championship | H | Watford | 3–3 | Adam Le Fondre 8, Jem Karacan 42, Jem Karacan 70 | 20,875 |
| 11 Jan 2014 | 2013–14 | Championship | A | Watford | 1–0 | Kaspars Gorkšs 5 | 15,725 |
| 20 Dec 2014 | 2014–15 | Championship | H | Watford | 0–1 | 18,522 | |
| 14 Mar 2015 | 2014–15 | Championship | A | Watford | 1–4 | Jem Karacan 70 | 16,660 |
| 29 Aug 2018 | 2018–19 | League Cup | H | Watford | 0–2 | 9,265 | |
| 3 Oct 2020 | 2020–21 | Championship | H | Watford | 1–0 | George Pușcaș 41 | |
| 9 Apr 2021 | 2020–21 | Championship | A | Watford | 0–2 | ||
| 8 Nov 2022 | 2022–23 | Championship | A | Watford | 0–2 | 18,847 | |
| 7 Jan 2023 | 2022–23 | FA Cup | H | Watford | 2–0 | Kelvin Abrefa 45+3, Shane Long 90+3 | 7,954 |
| 4 Feb 2023 | 2022–23 | Championship | H | Watford | 2–2 | Tom Ince 66, Jeff Hendrick 80 | 13,861 |
See also: the Watford archive and Watford v Reading.