This article describes the formula syntax and usage of the ROMAN function (function: A prewritten formula that takes a value or values, performs an operation, and returns a value or values. Use functions to simplify and shorten formulas on a worksheet, especially those that perform lengthy or complex calculations.) in Microsoft Excel.
Description
Converts an arabic numeral to roman, as text.
Syntax
ROMAN(number, [form])
The ROMAN function syntax has the following arguments (argument: A value that provides information to an action, an event, a method, a property, a function, or a procedure.):
 Number Required. The Arabic numeral you want converted.
 Form Optional. A number specifying the type of roman numeral you want. The roman numeral style ranges from Classic to Simplified, becoming more concise as the value of form increases. See the example following
ROMAN(499,0)
below.
Form 
Type 
0 or omitted 
Classic. 
1 
More concise. See example below. 
2 
More concise. See example below. 
3 
More concise. See example below. 
4 
Simplified. 
TRUE 
Classic. 
FALSE 
Simplified. 
Remarks
 If number is negative, the #VALUE! error value is returned.
 If number is greater than 3999, the #VALUE! error value is returned.
Example
The example may be easier to understand if you copy it to a blank worksheet.
How do I copy an example?
 Select the example in this article. If you are copying the example in Excel Online, copy and paste one cell at a time.
Important: Do not select the row or column headers.
Selecting an example from Help
 Press CTRL+C.
 Create a blank workbook or worksheet.
 In the worksheet, select cell A1, and press CTRL+V. If you are working in Excel Online, repeat copying and pasting for each cell in the example.
Important: For the example to work properly, you must paste it into cell A1 of the worksheet.
 To switch between viewing the results and viewing the formulas that return the results, press CTRL+` (grave accent), or on the Formulas tab, in the Formula Auditing group, click the Show Formulas button.
After you copy the example to a blank worksheet, you can adapt it to suit your needs.

A 
B 
Formula 
Description (Result) 
=ROMAN(499,0) 
Classic roman numeral style for 499 (CDXCIX) 
=ROMAN(499,1) 
More concise version for 499 (LDVLIV) 
=ROMAN(499,2) 
More concise version for 499 (XDIX) 
=ROMAN(499,3) 
More concise version for 499 (VDIV) 
=ROMAN(499,4) 
More concise version for 499 (ID) 
=ROMAN(2013,0) 
Classic roman numeral style for 2013 (MMXIII) 
