How roman numeral converter works
Uses standard subtractive Roman notation: IV, IX, XL, XC, CD and CM.
Try an example
2026 ↔ MMXXVI.
Good to know
Only canonical Roman numerals for 1–3999; no zero or overbar notation.
Your privacy
Processing happens on this device. We do not upload your input, put it in share links or save it to your favourites. Closing this tab discards the working input; downloaded results remain wherever you save them.