Il numero romano MCMLXIX nel sistema decimale vale: 1969.
MCMLXIX in latino si scrive mille nongenti sexaginta novem,
mentre in italiano millenovecentosessantanove.
MCML, MCMLI, MCMLII, MCMLIII, MCMLIV, MCMLV, MCMLVI, MCMLVII, MCMLVIII, MCMLIX, MCMLX, MCMLXI, MCMLXII, MCMLXIII, MCMLXIV, MCMLXV, MCMLXVI, MCMLXVII, MCMLXVIII, MCMLXX, MCMLXXI, MCMLXXII, MCMLXXIII, MCMLXXIV, MCMLXXV, MCMLXXVI, MCMLXXVII, MCMLXXVIII, MCMLXXIX, MCMLXXX, MCMLXXXI, MCMLXXXII, MCMLXXXIII, MCMLXXXIV, MCMLXXXV, MCMLXXXVI, MCMLXXXVII, MCMLXXXVIII