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1 in Roman Numerals

1 = I

  • Roman numerals
  • Checked 10 Oct 2026
1Answer

1 = I

1 in Roman numerals is I. Read from left to right: I (1) = 1.

How to write 1 in Roman numerals

Break 1 into thousands, hundreds, tens and ones, then write each part with the largest symbols first:

  • 1 (ones) = I

Join them: I.

I only adds symbols from largest to smallest, with no subtraction pairs.

Roman numerals near 1

NumberRoman numeral
2II
3III
4IV
5V
6VI

1 in words

1 is written one in words (see 1 in words), and एक in Hindi. Its ordinal form is 1st, written first.

Where you see Roman numerals

Roman numerals still appear on clock faces, in chapter and class numbers, in the names of kings and events, and in exam question numbering. For the full list of symbols and rules, see Roman numerals and the 1 to 100 chart.

Questions people ask

What is 1 in Roman numerals?

1 in Roman numerals is I.

What number is I?

I is 1: 1 = 1.

How do you write 1 in Roman numbers?

Write each place value with its symbols and join them: I gives I.

What is 10 in Roman numerals?

10 is X.