Roman Numeral Converter
Roman numerals are a number system from ancient Rome that uses letters — I, V, X, L, C, D, and M — to represent values. For example, the number 2026 is written as MMXXVI in Roman numerals.
Convert any number from 1 to 3000 to Roman numerals instantly. Used for birth years, tattoos, clock faces, anniversaries, and official documents.
Current & Recent Years
Birth Years in Roman Numerals
Popular Roman Numerals
Common Roman Numerals Reference
Roman Numeral Rules
Roman numerals use 7 symbols. Numbers are formed by combining symbols and applying two rules:
1
Additive rule: Symbols of equal or decreasing value are added left to right. III = 3, XII = 12.
2
Subtractive rule: A smaller symbol before a larger one means subtract. IV = 4 (5−1), IX = 9 (10−1), XL = 40, XC = 90, CD = 400, CM = 900.
3
Repetition rule: I, X, C, M can repeat up to 3 times. V, L, D are never repeated.
| Symbol | Value |
|---|---|
| I | 1 |
| V | 5 |
| X | 10 |
| L | 50 |
| C | 100 |
| D | 500 |
| M | 1000 |
Frequently Asked Questions
- What is 2026 in Roman Numerals?
- 2026 in Roman Numerals is MMXXVI. To break it down: MM = 2000 (two thousands), XX = 20 (two tens), VI = 6 (five plus one). Years are converted by working from the largest symbol to the smallest. 2026 is the current year and one of the most frequently searched Roman numeral conversions — commonly needed for tattoos, cornerstones, film copyright notices, and clock faces. The same method works for any year: identify the thousands, hundreds, tens, and ones, then substitute the corresponding Roman symbols.
- How do you write years in Roman Numerals?
- To write a year in Roman numerals, break it into place values and substitute symbols. The key values are: M=1000, CM=900, D=500, CD=400, C=100, XC=90, L=50, XL=40, X=10, IX=9, V=5, IV=4, I=1. For example, 1999 = MCMXCIX (M=1000, CM=900, XC=90, IX=9) and 2024 = MMXXIV (MM=2000, XX=20, IV=4). Years appear in Roman numerals on clock faces, movie credits, Super Bowl logos, building dedications, and formal publications. The subtractive rule — placing a smaller symbol before a larger one to indicate subtraction — is what makes numbers like 4 (IV) and 9 (IX) work.
- What Roman Numeral is used for 4?
- 4 in Roman Numerals is IV. The I placed before V means subtract: V (5) − I (1) = 4. This is the subtractive notation rule — used whenever a smaller symbol precedes a larger one. The same rule produces IX=9, XL=40, XC=90, CD=400, and CM=900. Without subtractive notation, 4 would have to be written IIII, which still appears on some clock faces but is not standard in classical Roman usage. The IV form is the internationally accepted convention.
- What is 1999 in Roman Numerals?
- 1999 in Roman Numerals is MCMXCIX. Breaking it down: M=1000, CM=900 (1000−100), XC=90 (100−10), IX=9 (10−1). 1999 is widely searched because it is a birth year for many people born in the late 1990s and because the string MCMXCIX appears on architectural dedications, memorial plaques, and film credits. It is also a useful example of the subtractive rule applied multiple times in one number.
- Why do people convert years to Roman Numerals?
- People convert years to Roman numerals most often for tattoos (birth year, anniversary year), for building inscriptions and cornerstones, for film and television copyright dates (visible at the end of credits), for Super Bowl and major event branding (Super Bowl LIX, for example), for clock and watch faces, and for formal invitations or certificates. Roman numerals give dates a classical, timeless aesthetic. They are also seen on public monuments, chapter headings, and the front of legal documents.