Now it is IX-XIX-CXCIX but originally it once was in ancient Rome times VIIII-XVIIII-CLXXXXVIIII or as IX-IXX-ICC
The date of birth 05041971 in Roman numerals is V.IV.MCMLXXI.
The date of birth 19101989 in Roman numerals is XIX.X.MCMXCIX.
The date of birth 12-02-2009 in Roman numerals would be XII.II.MMIX
The date of birth 07072001 in Roman numerals is VII VII MMCI.
The birth date 06081993 in Roman numerals is VI/VIII/MCMXCIII
The date 03.04.1989 is written in roman numerals as III.IV.MCMLXXXIX
In today's notation of Roman numerals: XII-V-MCMXCII
The date 15-04-1990 can be represented by the Roman numerals XV.IV.MCMXC
In todays modern notation of Roman numerals: XXVII-XII-MCMLXXII
The date of birth 21051987 in Roman numerals is XXI V MCMLXXXVII.
How you write 'my birthday' in Roman numerals depends on the date of your birthday.
The date 19-02-1986 written in Roman numerals would be XIX.II.MCMLXXXVI