[hinckley buzzard]

Interesting. Creating unique names, especially for women, was a cultural practice in the South, among Whites and Blacks alike. Blacks brought the custom north with them, and it seems to be amenable to changing influences like the moslem thing you describe. But it would be inaccurate to believe it started recently.

[RetSignman]

Here’s the entire source. Pretty much describes the transition of naming their offspring and why.
http://lifestyle.howstuffworks.com/family/parenting/babies/baby-name-trends-ga3.htm