How to Keep the Last Duplicate in Excel

Excel cannot keep the last duplicate natively. Use sort + remove, or a preview tool with keep-last option.

Why keep-last is needed

Often the newest row has the latest status—updated email, recent order total, or current address.

Excel workaround: sort then remove

Sort by date descending so the newest row is first, then run Remove Duplicates (which keeps first).

Online tool: Keep last option

Select Keep last in the tool, preview duplicate groups, and confirm which row survives in each group.

Risks and verification

After keep-last dedup, verify that the surviving row has the expected timestamp or version.

Tips

  • Sort by updated_at or version column before any manual Excel workaround
  • Preview groups to see which row is marked as kept
  • Ideal for incremental CRM exports where the latest row wins
  • Export marked file first if stakeholders need to audit the decision

Excel Duplicate Removal FAQ

Can Excel keep the last duplicate directly?

Excel's built-in Remove Duplicates keeps the first row by default. To keep the last row, sort first or use a tool with a keep-last option.

How do I keep the newest record?

If you have an updated-at column, sort by time ascending and keep the last duplicate, or choose keep-last in the online tool.

When should I use keep-last?

Use keep-last when newer rows should win, such as latest order status, newest CRM exports, or the most recent contact record.