Roman Numeral Converter
Convert numbers to Roman numerals and back.
Free · No sign-up · Works in your browser
About the Roman Numeral Converter
Free Roman numeral converter — convert numbers (1–3999) to Roman numerals and decode Roman numerals back to numbers.
How to use the Roman Numeral Converter
- 1Type a number to get the Roman numeral, or type a Roman numeral to get the number.
- 2Both fields stay in sync.
- 3Copy whichever you need.
Frequently asked questions
What range is supported?
Standard Roman numerals cover 1 to 3999. There's no symbol for zero or negative numbers.
What does MMXXVI mean?
MMXXVI is 2026: MM = 2000, XX = 20, VI = 6.