Clean up text
Show names as Last, First
=B2&", "&A2How it works in Excel
- B2 is the last name.
- ", " is a comma and a space.
- A2 is the first name.
- Flash Fill (Ctrl+E) can also do this without a formula.
The idea in general
You choose the order and the punctuation when you join the pieces.
What I assumed
- The first name is in A2 and the last name is in B2.
Check the result on your own data before relying on it.