Roman Numeral Converter

Convert numbers to Roman numerals and Roman numerals to numbers.

Number → Roman

Roman → Number

Reference Chart
I = 1 V = 5 X = 10 L = 50 C = 100 D = 500 M = 1000
Tips
  • Roman numerals only support values from 1 to 3999.
  • IV = 4, IX = 9, XL = 40, XC = 90, CD = 400, CM = 900.
  • Type a Roman numeral in uppercase (e.g. XLII = 42).

What is Roman Numeral Converter?

A roman numeral date converter is an online tool that transforms calendar dates into their Roman numeral representation or translates Roman numeral date inscriptions back into standard numeric format. For example, the date 14 February 2024 converts to XIV.II.MMXXIV in Roman numeral form. A roman numerals to numbers converter and a numbers to roman numerals converter are both typically available within the same tool, making it useful for decoding inscriptions on monuments, cornerstones, film credits, clock faces, and formal documents, as well as for creating stylised date formats for tattoos, invitations, and certificates.

How to Use Roman Numeral Converter

1
Open a trusted roman numeral date converter in your browser on any device.
2
Select your conversion direction. Choose numbers to roman numerals converter mode to encode a standard date, or roman numerals to numbers converter mode to decode an existing Roman numeral date.
3
Enter the day, month, and year values into the respective fields. For example, enter 14, 2, and 2024.
4
Click Convert. The tool displays the full Roman numeral date output: XIV.II.MMXXIV, or the equivalent standard date if converting from Roman numerals
5
Enter the day, month, and year values into the respective fields. For example, enter 14, 2, and 2024
6
Copy the result and use it directly in your design, document, or inscription project
7
To convert only a year, enter just the year value. For example, 2024 converts to MMXXIV using the numbers to roman numerals converter function.

Why Use Roman Numeral Converter?

Roman numerals appear in a wide range of formal, historical, and creative contexts. A reliable roman numeral date converter removes the need to memorise conversion rules and eliminates transcription errors. Key use cases include:
Tattoo and body art design: Date tattoos in Roman numeral format are one of the most popular inscription styles. A roman numeral date converter ensures the encoded date is accurate before it is permanently applied.
Wedding invitations and certificates: Formal printed materials frequently use Roman numeral dates for an elegant, timeless aesthetic. The numbers to roman numerals converter produces correctly formatted output for any date.
Monument and building inscription decoding: Cornerstones, war memorials, and public buildings often display construction or dedication years in Roman numerals. A roman numerals to numbers converter translates these instantly.
Film, television, and copyright credits: Production companies use Roman numerals in copyright year credits. A converter decodes the year without requiring knowledge of the numeral system.
Clock face reading: Antique clocks and formal timepieces display hours in Roman numerals. Understanding the conversion system helps with reading and describing these accurately.
Academic and historical research: Documents, manuscripts, and inscriptions from historical periods use Roman numerals throughout. A roman numerals to numbers converter speeds up research and transcription work.

Frequently Asked Questions

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