YOU SAID:
what's my maiden name
INTO JAPANESE
私の旧姓は何ですか?
BACK INTO ENGLISH
What is my maiden name?
INTO JAPANESE
私の母の名前は何ですか?
BACK INTO ENGLISH
What is the name of my mother?
INTO JAPANESE
私の母親の名前は何ですか?
BACK INTO ENGLISH
What is the name of my mother?
That didn't even make that much sense in English.