"Excuse me, what is your surname? (male polite form)" in Thai

Summary

The Thai translation for “Excuse me, what is your surname? (male polite form)” is ขอโทษคุณนามสกุลอะไรนะครับ. The Thai, ขอโทษคุณนามสกุลอะไรนะครับ, can be broken down into 6 parts:"excuse me" (ขอโทษ), "you" (คุณ), "surname" (นามสกุล), "what?" (อะไร), "word added to the end of a sentence to soften it" (นะ) and "polite particle for male speakers" (ครับ).