Rename Fields in CSV Data Online

Use our free online tool to rename fields in your CSV data quickly

Drop your CSV (.csv) file here (or click to browse).
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Rename Fields

Renaming columns in your CSV file doesn't have to be complicated. This tool helps you quickly update the names of any fields in your file, making your data easier to understand or better aligned with other systems you use. Whether you're standardizing headers for reporting or just fixing inconsistent labels, you can rename one or many columns in seconds—no spreadsheet software required. It’s especially helpful for cleaning up exports or preparing data for sharing.

CSV

A CSV (Comma-Separated Values) file is a simple text file used to store tabular data, such as a spreadsheet or database. Each line in the file corresponds to a row in the table, and within each line, columns are separated by commas.