ⅫRoman Numeral Converter
Number ⇄ Roman numerals (1–3999).
About Roman Numeral Converter
Convert numbers to Roman numerals and Roman numerals back to numbers (1 to 3999). Handy for dates, chapters, clock faces and homework. Free online Roman numeral converter.
🔒 Private by design — this tool runs entirely in your browser. Nothing you enter is uploaded to a server.
Frequently asked questions
What range does it support?＋
Standard Roman numerals from 1 to 3999, in both directions — number to Roman and Roman to number.