"Not hyphened. Maybe make [Kardashian], like, the middle," she added.
Kanye West proposed to the mother of his child with plenty of pomp and circumstance at San Francisco's baseball stadium earlier this month.
I honestly had no idea, none whatsoever," she said. "I knew we were going to San Francisco for my birthday, because he had a show there the next night. So I thought it was just a birthday dinner."
Kardashian also said she'd defer the wedding planning decisions to her stylish fiancé.
"I'm going to leave this up to him. Whatever he wants," she said when asked whether she'd have a big or small wedding.