Microsoft Excel's "Text to Columns" feature lets you divide this data using two methods. If the data has an obvious deliminator, such as a comma between the last and first name, the "Delimited ...

You can split cells into columns in Excel using the "Text to Columns" tool, which is a great way to organize lots of data.

If you need to add a comma after the first word in each cell in Excel using the Replicate or Substitute function, read through this article.

Microsoft Excel comes with a lot of built-in functionality that doesn't restrict you to comparing data in two columns using only one method.