[For situations where a name correction is needed (e.g., a spouse decides to resume maiden name) and no legal name change event has occurred, see RM 10212.150. ]
"The only time you may process an SSN application in a name that does not agree with the name shown on the immigration document is if the person's name was legally changed after the immigration document was issued."
하이픈(-) 유무가 last name과 무관할 경우 "legal name change" 가 아니므로