| RETURN TO LEAGUE LISTING | |||||||||||
| Year | Division | Home | Away | Date | Win | Draw | Loss | Gills Gls | Away Gls | ||
| 2004/2005 | Football League Championship | Brighton & Hove Albion | 2-1 | Gillingham | 26/12/2004 | 0 | 0 | 1 | 1 | 2 | |
| Football League Championship | Gillingham | 0-1 | Brighton & Hove Albion | 25/11/2004 | 0 | 0 | 1 | 0 | 1 | ||
| 2002/2003 | English Division 1 | Gillingham | 3-0 | Brighton & Hove Albion | 01/03/2003 | 1 | 0 | 0 | 3 | 0 | |
| English Division 1 | Brighton & Hove Albion | 2-4 | Gillingham | 14/09/2002 | 1 | 0 | 0 | 4 | 2 | ||
| 1987/1988 | English Division 3 (old) | Brighton & Hove Albion | 2-0 | Gillingham | 02-04-1988 | 0 | 0 | 1 | 0 | 2 | |
| English Division 3 (old) | Gillingham | 1-1 | Brighton & Hove Albion | 07-11-1987 | 0 | 1 | 0 | 1 | 1 | ||
| 1976/1977 | English Division 3 (old) | Gillingham | 0-1 | Brighton & Hove Albion | 09-04-1977 | 0 | 0 | 1 | 0 | 1 | |
| English Division 3 (old) | Brighton & Hove Albion | 2-0 | Gillingham | 29-12-1976 | 0 | 0 | 1 | 0 | 2 | ||
| 1975/1976 | English Division 3 (old) | Brighton & Hove Albion | 1-1 | Gillingham | 19-04-1976 | 0 | 1 | 0 | 1 | 1 | |
| English Division 3 (old) | Gillingham | 1-0 | Brighton & Hove Albion | 27-12-1975 | 1 | 0 | 0 | 1 | 0 | ||
| 1974/1975 | English Division 3 (old) | Brighton & Hove Albion | 4-3 | Gillingham | 05-04-1975 | 0 | 0 | 1 | 3 | 4 | |
| English Division 3 (old) | Gillingham | 2-1 | Brighton & Hove Albion | 26-10-1974 | 1 | 0 | 0 | 2 | 1 | ||
| 1970/1971 | English Division 3 (old) | Brighton & Hove Albion | 3-1 | Gillingham | 13-03-1971 | 0 | 0 | 1 | 1 | 3 | |
| English Division 3 (old) | Gillingham | 1-1 | Brighton & Hove Albion | 14-11-1970 | 0 | 1 | 0 | 1 | 1 | ||
| 1969/1970 | English Division 3 (old) | Gillingham | 0-1 | Brighton & Hove Albion | 20-12-1969 | 0 | 0 | 1 | 0 | 1 | |
| English Division 3 (old) | Brighton & Hove Albion | 3-1 | Gillingham | 06-09-1969 | 0 | 0 | 1 | 1 | 3 | ||
| 1968/1969 | English Division 3 (old) | Brighton & Hove Albion | 0-2 | Gillingham | 19-04-1969 | 1 | 0 | 0 | 2 | 0 | |
| English Division 3 (old) | Gillingham | 5-0 | Brighton & Hove Albion | 14-09-1968 | 1 | 0 | 0 | 5 | 0 | ||
| 1967/1968 | English Division 3 (old) | Gillingham | 1-1 | Brighton & Hove Albion | 30-12-1967 | 0 | 1 | 0 | 1 | 1 | |
| English Division 3 (old) | Brighton & Hove Albion | 3-0 | Gillingham | 26-12-1967 | 0 | 0 | 1 | 0 | 3 | ||
| 1966/1967 | English Division 3 (old) | Brighton & Hove Albion | 2-2 | Gillingham | 04-03-1967 | 0 | 1 | 0 | 2 | 2 | |
| English Division 3 (old) | Gillingham | 2-0 | Brighton & Hove Albion | 15-10-1966 | 1 | 0 | 0 | 2 | 0 | ||
| 1965/1966 | English Division 3 (old) | Brighton & Hove Albion | 0-1 | Gillingham | 26-03-1966 | 1 | 0 | 0 | 1 | 0 | |
| English Division 3 (old) | Gillingham | 3-1 | Brighton & Hove Albion | 02-10-1965 | 1 | 0 | 0 | 3 | 1 | ||
| 1963/1964 | English Division 4 | Brighton & Hove Albion | 2-1 | Gillingham | 29-02-1964 | 0 | 0 | 1 | 1 | 2 | |
| English Division 4 | Gillingham | 1-0 | Brighton & Hove Albion | 19-10-1963 | 1 | 0 | 0 | 1 | 0 | ||
| 1957/1958 | English Division 3 South | Brighton & Hove Albion | 5-2 | Gillingham | 21-12-1957 | 0 | 0 | 1 | 2 | 5 | |
| English Division 3 South | Gillingham | 0-1 | Brighton & Hove Albion | 24-08-1957 | 0 | 0 | 1 | 0 | 1 | ||
| 1956/1957 | English Division 3 South | Brighton & Hove Albion | 3-1 | Gillingham | 26-12-1956 | 0 | 0 | 1 | 1 | 3 | |
| English Division 3 South | Gillingham | 0-0 | Brighton & Hove Albion | 25-12-1956 | 0 | 1 | 0 | 0 | 0 | ||
| 1955/1956 | English Division 3 South | Brighton & Hove Albion | 5-0 | Gillingham | 21-01-1956 | 0 | 0 | 1 | 0 | 5 | |
| English Division 3 South | Gillingham | 1-0 | Brighton & Hove Albion | 17-09-1955 | 1 | 0 | 0 | 1 | 0 | ||
| 1954/1955 | English Division 3 South | Brighton & Hove Albion | 1-0 | Gillingham | 11-04-1955 | 0 | 0 | 1 | 0 | 1 | |
| English Division 3 South | Gillingham | 1-1 | Brighton & Hove Albion | 08-04-1955 | 0 | 1 | 0 | 1 | 1 | ||
| 1953/1954 | English Division 3 South | Brighton & Hove Albion | 3-1 | Gillingham | 16-01-1954 | 0 | 0 | 1 | 1 | 3 | |
| English Division 3 South | Gillingham | 0-0 | Brighton & Hove Albion | 05-09-1953 | 0 | 1 | 0 | 0 | 0 | ||
| 1952/1953 | English Division 3 South | Brighton & Hove Albion | 5-0 | Gillingham | 02-05-1953 | 0 | 0 | 1 | 0 | 5 | |
| English Division 3 South | Gillingham | 1-2 | Brighton & Hove Albion | 13-12-1952 | 0 | 0 | 1 | 1 | 2 | ||
| 1951/1952 | English Division 3 South | Brighton & Hove Albion | 0-0 | Gillingham | 23-02-1952 | 0 | 1 | 0 | 0 | 0 | |
| English Division 3 South | Gillingham | 2-3 | Brighton & Hove Albion | 02-02-1952 | 0 | 0 | 1 | 2 | 3 | ||
| 1950/1951 | English Division 3 South | Brighton & Hove Albion | 2-2 | Gillingham | 03-03-1951 | 0 | 1 | 0 | 2 | 2 | |
| English Division 3 South | Gillingham | 1-1 | Brighton & Hove Albion | 14-10-1950 | 0 | 1 | 0 | 1 | 1 | ||
| 1937/1938 | English Division 3 South | Gillingham | 1-1 | Brighton & Hove Albion | 02-04-1938 | 0 | 1 | 0 | 1 | 1 | |
| English Division 3 South | Brighton & Hove Albion | 1-0 | Gillingham | 20-11-1937 | 0 | 0 | 1 | 0 | 1 | ||
| 1936/1937 | English Division 3 South | Brighton & Hove Albion | 4-0 | Gillingham | 26-12-1936 | 0 | 0 | 1 | 0 | 4 | |
| English Division 3 South | Gillingham | 1-0 | Brighton & Hove Albion | 29-08-1936 | 1 | 0 | 0 | 1 | 0 | ||
| 1935/1936 | English Division 3 South | Gillingham | 1-2 | Brighton & Hove Albion | 29-02-1936 | 0 | 0 | 1 | 1 | 2 | |
| English Division 3 South | Brighton & Hove Albion | 1-1 | Gillingham | 09-11-1935 | 0 | 1 | 0 | 1 | 1 | ||
| 1934/1935 | English Division 3 South | Brighton & Hove Albion | 1-1 | Gillingham | 13-04-1935 | 0 | 1 | 0 | 1 | 1 | |
| English Division 3 South | Gillingham | 0-0 | Brighton & Hove Albion | 01-12-1934 | 0 | 1 | 0 | 0 | 0 | ||
| 1933/1934 | English Division 3 South | Gillingham | 3-0 | Brighton & Hove Albion | 31-03-1934 | 1 | 0 | 0 | 3 | 0 | |
| English Division 3 South | Brighton & Hove Albion | 5-2 | Gillingham | 18-11-1933 | 0 | 0 | 1 | 2 | 5 | ||
| 1932/1933 | English Division 3 South | Gillingham | 2-0 | Brighton & Hove Albion | 31-12-1932 | 1 | 0 | 0 | 2 | 0 | |
| English Division 3 South | Brighton & Hove Albion | 1-0 | Gillingham | 27-08-1932 | 0 | 0 | 1 | 0 | 1 | ||
| 1931/1932 | English Division 3 South | Brighton & Hove Albion | 7-0 | Gillingham | 23-04-1932 | 0 | 0 | 1 | 0 | 7 | |
| English Division 3 South | Gillingham | 0-0 | Brighton & Hove Albion | 13-04-1932 | 0 | 1 | 0 | 0 | 0 | ||
| 1930/1931 | English Division 3 South | Brighton & Hove Albion | 5-0 | Gillingham | 27-12-1930 | 0 | 0 | 1 | 0 | 5 | |
| English Division 3 South | Gillingham | 0-0 | Brighton & Hove Albion | 30-08-1930 | 0 | 1 | 0 | 0 | 0 | ||
| 1929/1930 | English Division 3 South | Gillingham | 2-2 | Brighton & Hove Albion | 01/03/1930 | 0 | 1 | 0 | 2 | 2 | |
| English Division 3 South | Brighton & Hove Albion | 2-0 | Gillingham | 26/10/1929 | 0 | 0 | 1 | 0 | 2 | ||
| 1928/1929 | English Division 3 South | Gillingham | 1-1 | Brighton & Hove Albion | 09/03/1929 | 0 | 1 | 0 | 1 | 1 | |
| English Division 3 South | Brighton & Hove Albion | 3-1 | Gillingham | 27/10/1928 | 0 | 0 | 1 | 1 | 3 | ||
| 1927/1928 | English Division 3 South | Brighton & Hove Albion | 0-0 | Gillingham | 10/03/1928 | 0 | 1 | 0 | 0 | 0 | |
| English Division 3 South | Gillingham | 0-1 | Brighton & Hove Albion | 29/10/1927 | 0 | 0 | 1 | 0 | 1 | ||
| 1926/1927 | English Division 3 South | Brighton & Hove Albion | 3-2 | Gillingham | 05/03/1927 | 0 | 0 | 1 | 2 | 3 | |
| English Division 3 South | Gillingham | 2-3 | Brighton & Hove Albion | 16/10/1926 | 0 | 0 | 1 | 2 | 3 | ||
| 1925/1926 | English Division 3 South | Brighton & Hove Albion | 1-2 | Gillingham | 13/03/1926 | 1 | 0 | 0 | 2 | 1 | |
| English Division 3 South | Gillingham | 3-1 | Brighton & Hove Albion | 31/10/1925 | 1 | 0 | 0 | 3 | 1 | ||
| 1924/1925 | English Division 3 South | Gillingham | 2-0 | Brighton & Hove Albion | 24/01/1925 | 1 | 0 | 0 | 2 | 0 | |
| English Division 3 South | Brighton & Hove Albion | 2-0 | Gillingham | 20/09/1924 | 0 | 0 | 1 | 0 | 2 | ||
| 1923/1924 | English Division 3 South | Gillingham | 1-1 | Brighton & Hove Albion | 05/09/1923 | 0 | 1 | 0 | 1 | 1 | |
| English Division 3 South | Brighton & Hove Albion | 2-2 | Gillingham | 29/08/1923 | 0 | 1 | 0 | 2 | 2 | ||
| 1922/1923 | English Division 3 South | Gillingham | 2-0 | Brighton & Hove Albion | 14/10/1922 | 1 | 0 | 0 | 2 | 0 | |
| English Division 3 South | Brighton & Hove Albion | 3-0 | Gillingham | 07/10/1922 | 0 | 0 | 1 | 0 | 3 | ||
| 1921/1922 | English Division 3 South | Brighton & Hove Albion | 0-1 | Gillingham | 22/04/1922 | 1 | 0 | 0 | 1 | 0 | |
| English Division 3 South | Gillingham | 1-0 | Brighton & Hove Albion | 15/04/1922 | 1 | 0 | 0 | 1 | 0 | ||
| 1920/1921 | English Division 3 (old) | Brighton & Hove Albion | 1-0 | Gillingham | 19/03/1921 | 0 | 0 | 1 | 0 | 1 | |
| English Division 3 (old) | Gillingham | 1-0 | Brighton & Hove Albion | 12/03/1921 | 1 | 0 | 0 | 1 | 0 | ||
| Year | Competition | Home | Away | Date | Win | Draw | Loss | Gills Gls | Away Gls | ||
| 1999/2000 | League Cup 1st Rd 2nd Leg | Gillingham | 2-0 | Brighton & Hove Albion | 24-08-1999 | 1 | 0 | 0 | 2 | 0 | |
| League Cup 1st Rd 1st Leg | Brighton & Hove Albion | 0-2 | Gillingham | 11-08-1999 | 1 | 0 | 0 | 2 | 0 | ||
| 1994/1995 | AM Cup Southern Section | Gillingham | 1-1 | Brighton & Hove Albion | 27/09/1994 | 0 | 1 | 0 | 1 | 1 | |
| 1993/1994 | League Cup 1st Rd 2nd Leg | Brighton & Hove Albion | 2-0 | Gillingham | 25-08-1993 | 0 | 0 | 1 | 0 | 2 | |
| League Cup 1st Rd 1st Leg | Gillingham | 1-0 | Brighton & Hove Albion | 17-08-1993 | 1 | 0 | 0 | 1 | 0 | ||
| 1987/1988 | League Cup 1st Rd 2nd Leg | Brighton & Hove Albion | 1-0 | Gillingham | 26-08-1987 | Gills won 5-4 on penalties | 0 | 0 | 1 | 0 | 1 |
| League Cup 1st Rd 1st Leg | Gillingham | 1-0 | Brighton & Hove Albion | 18-08-1987 | 1 | 0 | 0 | 1 | 0 | ||
| 1975/1976 | FA Cup 2nd Rd | Gillingham | 0-1 | Brighton & Hove Albion | 13/12/1975 | 0 | 0 | 1 | 0 | 1 | |
| 1937/1938 | Division 3 South Cup 1st Rd | Gillingham | 3-1 | Brighton & Hove Albion | 28/09/1937 | 1 | 0 | 0 | 3 | 1 | |
| 1904/1905 | FA Cup 1st Rd | Gillingham | 0-1 | Brighton & Hove Albion | 12/11/1904 | 0 | 0 | 1 | 0 | 1 | |
| League | W | D | L | GF | GA | ||||||
| Home | 16 | 14 | 9 | 49 | 28 | ||||||
| Away | 5 | 8 | 26 | 35 | 92 | ||||||