Roman Numeral Converter - Convert Numbers to Roman Numerals

Date to Roman Numerals

Reference Table

Roman Numeral Converter Online

This Roman numeral converter tool allows you to easily convert between standard numbers and Roman numerals. Enter any number from 1 to 3999 to see its Roman numeral representation, or enter a Roman numeral to convert it back to a number. Features include a date converter for converting birthdays and special dates to Roman numerals, a comprehensive reference table, and instant bidirectional conversion. All processing happens in your browser — your data never leaves your device.