"Use your new name on your new Social Security card when filing your tax return.
The name on your tax return must match the name on file with the Social Security Administration (SSA). 세금 보고서를 제출할 때 새 사회 보장 카드에 있는 이름을 사용해야 . . .
After you update your name on your Social Security card,
notify your HR department of your name change
so your employer can update your payroll and benefits information to your new name."
https://www.irs.gov/forms-pubs/about-form-w-2-c
https://www.irs.gov/faqs/irs-procedures/name-changes-social-security-number-matching-issues <- - - 참조해보시고 . . .
우선, 담당 EA/CPA 와 상담이 절실히 필요로 보이네요.