She changed her name to obtain marketing leverage. Few people understand the marketing value of a name better than those in the entertainment industry. It's why we may listen to Sting, but not Gordon Matthew Sumner. We read a novel by Toni Morrison, not by Chloe Anthony Wofford. We'll watch Jennifer Aniston on Friends, but not Jennifer Anistonapoulos.
Some entertainers buck the trend.
Like Melina Kanakaredes, the star of the critically acclaimed television drama Providence, but not many because names have power. The Tiger, of course. Tiger has power. The power of a name is nothing new to those who are students of Scripture. In Genesis, Jacob wrestled all night with a divine being near the river Jabbok.