Prevent duplicates before they happen by combining a simple function with data validation.

If you wish to count the same or duplicate values in a column only once in Excel or the count of occurances of duplicate values, read this article.

Microsoft Excel is perhaps the most powerful spreadsheet application you can buy. But it also has some simple functions, like finding duplicates in data.

How to remove duplicates in Excel for a single column When you have duplicate data that you want to remove from a single column in your dataset, start by clicking into the column you want to dedupe.

Excel 2013 can locate duplicate rows as long as one column contains a unique identifier for each record, such as a product ID or account number. By referencing this identifier, you can find ...

How to find duplicate data in Excel? If you want to check for any duplicate data in your Excel file before deleting it, follow this procedure: Select and highlight all the data you want to search for ...

By definition, Microsoft Excel 2007 considers a duplicate to be a row of data that matches another row in your worksheet exactly. When you evaluate a single column of data, Excel finds single-cell ...

Removing duplicates in Excel is an essential skill for anyone who works with large datasets. Whether you’re cleaning up customer information, analyzing financial data, or organizing a mailing ...

Remove duplicate entries from Microsoft Excel worksheets with add-in Duplicate Remover for Excel.