The Steipler and the Wife Who Changed Her Name
A sick kollel yungerman asks the Steipler for a bracha; learning his wife shares his mother's name, the Steipler has her change it, and he recovers.
He writes that a kollel yungerman once became very sick. When he went to the Steipler for a bracha and advice it emerged that his wife had the same name as his mother. The Steipler urged that his wife should change her name immediately. The wife did so and then her husband fully recovered.