Glentoran

Premiership

2008/2009,2004/2005,2002/2003,1998/1999,1991/1992,1987/1988,1980/1981,1976/1977,1971/1972,1969/1970,1967/1968,1966/1967,1963/1964,1952/1953,1950/1951,1930/1931,1920/1921,1912/1913,1911/1912,1904/1905,1896/1897,1893/1894,

Premiership

2007/2008,2006/2007,2005/2006,2001/2002,1988/1989,1983/1984,1982/1983,1981/1982,1977/1978,1975/1976,1970/1971,1959/1960,1953/1954,1949/1950,1929/1930,1921/1922,1914/1915,1913/1914,1910/1911,1908/1909,1901/1902,1900/1901,

Irish Cup

2019/2020,2014/2015,2012/2013,2003/2004,2000/2001,1999/2000,1997/1998,1995/1996,1989/1990,1987/1988,1986/1987,1985/1986,1984/1985,1982/1983,1972/1973,1965/1966,1950/1951,1934/1935,1932/1933,1931/1932,1920/1921,1916/1917,1913/1914,

Irish Cup

2005/2006,2002/2003,1966/1967,1963/1964,1955/1956,1953/1954,1951/1952,1948/1949,1946/1947,1944/1945,1942/1943,1941/1942,1924/1925,1922/1923,1918/1919,1915/1916,1912/1913,1898/1899,1895/1896,

Charity Shield

2015,

County Antrim Shield

2024/2025,

County Antrim Shield

2023/2024,2020,

League Cup

2024/2025,