Roman Numeral Date Converter

Convert dates to Roman numerals with customizable formats and options.

Date Input

Format Options

Conversion Options

Result

VI/XXX/MMXXV
6/30/2025 in Roman numerals

Examples

July 4, 1776
VII/IV/MDCCLXXVI
December 25, 2023
XII/XXV/MMXXIII
October 31, 1999 (custom format)
day XXXI of month X, year MCMXCIX
Format: "day d of month m, year y"

About Roman Numeral Date Converter

This tool converts dates to Roman numerals with customizable formatting options. Roman numerals are a numeral system that originated in ancient Rome and remained the usual way of writing numbers throughout Europe well into the Late Middle Ages.

Key features:

  • Convert any date to Roman numerals
  • Choose which parts of the date to convert (day, month, year)
  • Select from standard date formats or create your own custom format
  • Choose between uppercase (traditional) or lowercase Roman numerals
  • Multiple separator options (/, -, ., space, or none)

Roman numerals use combinations of letters from the Latin alphabet to signify values:

I = 1
V = 5
X = 10
L = 50
C = 100
D = 500
M = 1000