Watford have played Millwall 113 times in competitive football, winning 36, drawing 29 and losing 48, first meeting on 3 Oct 1914 and most recently on 17 Jan 2026. Every meeting is listed below.
| Date | Season | Competition | Venue | Opponent | Score | Scorers | Att |
|---|---|---|---|---|---|---|---|
| 3 Oct 1914 | 1914–15 | Southern League | A | Millwall | 3–0 | Wally Tattersall | 15,000 |
| 27 Feb 1915 | 1914–15 | Southern League | H | Millwall | 4–0 | George Edmonds, Albert Green, William Hastings, Peter Ronald | 3,000 |
| 20 Nov 1920 | 1920–21 | Third Division | A | Millwall | 0–1 | ||
| 27 Nov 1920 | 1920–21 | Third Division | H | Millwall | 1–0 | Bob Barnshaw | |
| 31 Aug 1921 | 1921–22 | Third Division South | H | Millwall | 0–1 | ||
| 5 Sep 1921 | 1921–22 | Third Division South | A | Millwall | 0–0 | ||
| 30 Aug 1922 | 1922–23 | Third Division South | H | Millwall | 0–0 | ||
| 4 Sep 1922 | 1922–23 | Third Division South | A | Millwall | 1–5 | Fred Pagnam | |
| 19 Jan 1924 | 1923–24 | Third Division South | H | Millwall | 1–1 | ||
| 26 Jan 1924 | 1923–24 | Third Division South | A | Millwall | 0–2 | ||
| 20 Dec 1924 | 1924–25 | Third Division South | H | Millwall | 1–0 | Fred Pagnam | |
| 25 Apr 1925 | 1924–25 | Third Division South | A | Millwall | 1–0 | Papworth | |
| 2 Apr 1926 | 1925–26 | Third Division South | A | Millwall | 0–3 | ||
| 5 Apr 1926 | 1925–26 | Third Division South | H | Millwall | 0–1 | ||
| 28 Dec 1926 | 1926–27 | Third Division South | H | Millwall | 2–4 | George Edmonds, Jack Warner | |
| 30 Apr 1927 | 1926–27 | Third Division South | A | Millwall | 1–3 | Foster | |
| 5 Nov 1927 | 1927–28 | Third Division South | A | Millwall | 2–4 | Jack Warner, Foster | |
| 17 Mar 1928 | 1927–28 | Third Division South | H | Millwall | 0–3 | ||
| 1 Sep 1934 | 1934–35 | Third Division South | H | Millwall | 2–3 | Billy Lane, Billy Lane | |
| 5 Jan 1935 | 1934–35 | Third Division South | A | Millwall | 0–0 | ||
| 7 Sep 1935 | 1935–36 | Third Division South | A | Millwall | 0–0 | ||
| 4 Jan 1936 | 1935–36 | Third Division South | H | Millwall | 2–1 | Fletcher, Arthur Woodward | |
| 26 Sep 1936 | 1936–37 | Third Division South | A | Millwall | 1–2 | Tommy Barnett | |
| 3 Feb 1937 | 1936–37 | Third Division South | H | Millwall | 2–2 | Hurst, Davies | |
| 2 Oct 1937 | 1937–38 | Third Division South | A | Millwall | 1–1 | Black | |
| 12 Feb 1938 | 1937–38 | Third Division South | H | Millwall | 1–1 | Jones | |
| 29 Sep 1948 | 1948–49 | Third Division South | H | Millwall | 1–1 | Thomas | |
| 7 May 1949 | 1948–49 | Third Division South | A | Millwall | 2–2 | Horace Cumner, Davies | |
| 7 Apr 1950 | 1949–50 | Third Division South | A | Millwall | 3–1 | Brown, Thomas, Lew Woodroffe | |
| 10 Apr 1950 | 1949–50 | Third Division South | H | Millwall | 0–0 | ||
| 23 Sep 1950 | 1950–51 | Third Division South | H | Millwall | 0–0 | ||
| 3 Feb 1951 | 1950–51 | Third Division South | A | Millwall | 0–4 | ||
| 3 Nov 1951 | 1951–52 | Third Division South | H | Millwall | 1–2 | Johnny Meadows | |
| 22 Mar 1952 | 1951–52 | Third Division South | A | Millwall | 0–1 | ||
| 29 Nov 1952 | 1952–53 | Third Division South | A | Millwall | 1–1 | Cyril Thompson 42 | |
| 18 Apr 1953 | 1952–53 | Third Division South | H | Millwall | 1–1 | Jimmy Bowie 44 | |
| 24 Aug 1953 | 1953–54 | Third Division South | A | Millwall | 0–1 | ||
| 1 Sep 1953 | 1953–54 | Third Division South | H | Millwall | 2–1 | ||
| 29 Jan 1955 | 1954–55 | Third Division South | A | Millwall | 0–1 | ||
| 30 Mar 1955 | 1954–55 | Third Division South | H | Millwall | 5–3 | Cook, Cook, Cook, Cook, George Prior | |
| 20 Aug 1955 | 1955–56 | Third Division South | H | Millwall | 4–2 | Marden, Graham, Bowle, Cook | |
| 17 Dec 1955 | 1955–56 | Third Division South | A | Millwall | 1–1 | Cook | |
| 18 Sep 1956 | 1956–57 | Third Division South | H | Millwall | 2–0 | Graham 8, Cook 62 | |
| 24 Sep 1956 | 1956–57 | Third Division South | A | Millwall | 1–1 | Pulley 40 | |
| 5 Oct 1957 | 1957–58 | Third Division South | A | Millwall | 3–2 | Summersby 48, Roche 87, McMillan 90 | |
| 15 Feb 1958 | 1957–58 | Third Division South | H | Millwall | 3–0 | Johnny Meadows 5, McMillan 19, Bobby Howfield 87 | |
| 11 Oct 1958 | 1958–59 | Fourth Division | H | Millwall | 1–1 | Fleming 75 | |
| 28 Feb 1959 | 1958–59 | Fourth Division | A | Millwall | 1–4 | Bobby Howfield 27 | |
| 17 Oct 1959 | 1959–60 | Fourth Division | A | Millwall | 2–2 | ||
| 5 Mar 1960 | 1959–60 | Fourth Division | H | Millwall | 0–2 | ||
| 25 Aug 1962 | 1962–63 | Third Division | A | Millwall | 0–6 | ||
| 30 Apr 1963 | 1962–63 | Third Division | H | Millwall | 0–2 | ||
| 26 Aug 1963 | 1963–64 | Third Division | A | Millwall | 3–0 | Ward 8, Harris 65, Charlie Livesey 82 | |
| 10 Sep 1963 | 1963–64 | Third Division | H | Millwall | 2–2 | Charlie Livesey 3, Sammy Chung 88 | |
| 11 Sep 1965 | 1965–66 | Third Division | H | Millwall | 0–1 | ||
| 26 Feb 1966 | 1965–66 | Third Division | A | Millwall | 0–0 | ||
| 8 Nov 1969 | 1969–70 | Second Division | A | Millwall | 0–1 | ||
| 24 Feb 1970 | 1969–70 | Second Division | H | Millwall | 1–1 | ||
| 19 Oct 1970 | 1970–71 | Second Division | A | Millwall | 0–3 | ||
| 16 Jan 1971 | 1970–71 | Second Division | H | Millwall | 0–4 | ||
| 6 Nov 1971 | 1971–72 | Second Division | A | Millwall | 2–3 | Lindsay 69, Colin Franks 88 | |
| 26 Feb 1972 | 1971–72 | Second Division | H | Millwall | 0–1 | ||
| 9 Aug 1980 | 1980–81 | League Cup | H | Millwall | 2–1 | Malcolm Poskett 41, Malcolm Poskett 68 | |
| 12 Aug 1980 | 1980–81 | League Cup | A | Millwall | 2–0 | Steve Sims 40, Luther Blissett 68 | |
| 25 Aug 1990 | 1990–91 | Second Division | H | Millwall | 1–2 | Kennedy 73 | |
| 15 Dec 1990 | 1990–91 | Second Division | A | Millwall | 2–0 | Gary Penrice 25, Wilkinson 34 | |
| 29 Oct 1991 | 1991–92 | Second Division | H | Millwall | 0–2 | 7,366 | |
| 26 Dec 1991 | 1991–92 | Second Division | A | Millwall | 4–0 | Gary Porter, Steve Butler, Steve Butler, Jason Drysdale | 9,237 |
| 15 Aug 1992 | 1992–93 | First Division | H | Millwall | 3–1 | Darren Bazeley, Lee Nogan, Jason Drysdale | 9,745 |
| 6 Feb 1993 | 1992–93 | First Division | A | Millwall | 2–5 | Paul Furlong, Lee Nogan | 8,847 |
| 21 Sep 1993 | 1993–94 | League Cup | H | Millwall | 0–0 | 5,954 | |
| 2 Oct 1993 | 1993–94 | First Division | A | Millwall | 1–4 | Lee Nogan | 7,707 |
| 6 Oct 1993 | 1993–94 | League Cup | A | Millwall | 3–4 | Andy Hessenthaler, Gary Porter, Lee Nogan | 5,381 |
| 26 Mar 1994 | 1993–94 | First Division | H | Millwall | 2–0 | Gerard Lavin, Andy Hessenthaler | 9,036 |
| 27 Dec 1994 | 1994–95 | First Division | A | Millwall | 1–2 | Craig Ramage | 12,289 |
| 14 Apr 1995 | 1994–95 | First Division | H | Millwall | 1–0 | Geoff Pitcher | 6,907 |
| 7 Oct 1995 | 1995–96 | First Division | H | Millwall | 0–1 | 8,918 | |
| 2 Dec 1995 | 1995–96 | First Division | A | Millwall | 2–1 | Kevin Phillips, Kevin Phillips | 8,389 |
| 24 Aug 1996 | 1996–97 | Second Division | H | Millwall | 0–2 | 9,495 | |
| 22 Mar 1997 | 1996–97 | Second Division | A | Millwall | 1–0 | Tommy Mooney | 8,713 |
| 18 Oct 1997 | 1997–98 | Second Division | H | Millwall | 0–1 | 12,530 | |
| 25 Feb 1998 | 1997–98 | Second Division | A | Millwall | 1–1 | Tommy Mooney | 7,126 |
| 1 Jan 2002 | 2001–02 | First Division | H | Millwall | 1–4 | Heiðar Helguson | 15,300 |
| 15 Jan 2002 | 2001–02 | First Division | A | Millwall | 0–1 | 12,531 | |
| 13 Aug 2002 | 2002–03 | First Division | H | Millwall | 0–0 | 11,187 | |
| 11 Jan 2003 | 2002–03 | First Division | A | Millwall | 0–4 | 9,030 | |
| 13 Sep 2003 | 2003–04 | First Division | H | Millwall | 3–1 | Bruce Dyer, Neil Cox, Ashley Young | 11,305 |
| 20 Apr 2004 | 2003–04 | First Division | A | Millwall | 2–1 | Bruce Dyer, Lee Cook | 10,263 |
| 19 Sep 2004 | 2004–05 | Championship | A | Millwall | 2–0 | Danny Webber, Heiðar Helguson | 10,865 |
| 1 Jan 2005 | 2004–05 | Championship | H | Millwall | 1–0 | Heiðar Helguson | 13,158 |
| 28 Dec 2005 | 2005–06 | Championship | A | Millwall | 0–0 | 8,450 | |
| 25 Mar 2006 | 2005–06 | Championship | H | Millwall | 0–2 | 16,654 | |
| 18 Sep 2010 | 2010–11 | Championship | A | Millwall | 6–1 | John Eustace 7, Jordan Mutch 13, Adrian Mariappa 54, Danny Graham 77, Marvin Sordell 45+2, Martin Taylor 90+1 | 12,562 |
| 5 Mar 2011 | 2010–11 | Championship | H | Millwall | 1–0 | Graham 51 | |
| 27 Sep 2011 | 2011–12 | Championship | H | Millwall | 2–1 | Carl Dickinson 78, Craig Forsyth 85 | 10,592 |
| 31 Jan 2012 | 2011–12 | Championship | A | Millwall | 2–0 | Troy Deeney 35, Joe Garner 59 | 9,294 |
| 6 Nov 2012 | 2012–13 | Championship | H | Millwall | 0–0 | ||
| 16 Apr 2013 | 2012–13 | Championship | A | Millwall | 0–1 | ||
| 26 Dec 2013 | 2013–14 | Championship | H | Millwall | 4–0 | Troy Deeney 10, Fernando Forestieri 26, Ikechi Anya 48, Lewis McGugan 60 | 15,471 |
| 12 Apr 2014 | 2013–14 | Championship | A | Millwall | 2–2 | Lewis McGugan 17, Almen Abdi 86 | 10,851 |
| 1 Nov 2014 | 2014–15 | Championship | H | Millwall | 3–1 | Matěj Vydra 36, Gianni Munari 64, Dániel Tőzsér 45+4 | 17,000 |
| 11 Apr 2015 | 2014–15 | Championship | A | Millwall | 2–0 | Matěj Vydra 26, Adlène Guedioura 56 | 12,075 |
| 29 Jan 2017 | 2016–17 | FA Cup | A | Millwall | 0–1 | 9,772 | |
| 26 Jan 2021 | 2020–21 | Championship | A | Millwall | 0–0 | ||
| 24 Apr 2021 | 2020–21 | Championship | H | Millwall | 1–0 | Ismaïla Sarr 11 | |
| 19 Oct 2022 | 2022–23 | Championship | A | Millwall | 0–3 | 12,787 | |
| 26 Dec 2022 | 2022–23 | Championship | H | Millwall | 0–2 | 20,204 | |
| 28 Oct 2023 | 2023–24 | Championship | H | Millwall | 2–2 | Yáser Asprilla 7, Mileta Rajović 90+2 | 18,620 |
| 2 Mar 2024 | 2023–24 | Championship | A | Millwall | 0–1 | 17,847 | |
| 10 Aug 2024 | 2024–25 | Championship | A | Millwall | 3–2 | Edo Kayembe 22, Giorgi Chakvetadze 55, Mileta Rajović 90 | 16,456 |
| 8 Mar 2025 | 2024–25 | Championship | H | Millwall | 1–2 | Mattie Pollock 30 | 20,031 |
| 22 Sep 2025 | 2025–26 | Championship | A | Millwall | 0–1 | 14,586 | |
| 17 Jan 2026 | 2025–26 | Championship | H | Millwall | 0–2 | 19,074 |
See also: the Millwall archive and Millwall v Watford.