File & Data Converters
Roman Numeral Converter
Enter a number or a Roman numeral to convert it to the other format instantly.
MCMXCIV
How to use this tool
- 1Enter a number (1-3999) or a Roman numeral.
- 2See the converted result instantly.
Frequently asked questions
What's the largest number this supports?+
Standard Roman numerals support 1 through 3999 without special extended notation.