Here is information about misspelled names:
I did an e-filing and realized that my daughters last name is misspelled. What action is required? How can I correct the error once e-filing is done? Is this going to delay the refund?
@coolhep007 No, it is a typo that can be corrected next year.
If their SSN is wrong, this will cause your return to be rejected and/or delay your return.
"CarolynM Level 1"
If the IRS would reject your return for any reason, then you would be able to go in and make any necessary changes to your tax return and resubmit.