7 results on tineye seem to think she's an escort in Vegas:
7 results - TinEye
Another pic of hers gives 15 results on tineye with 14 of them saying her name is either Jamie or Amy as an escort in Vegas. One link refers to her as a "Cherokee Porn Star" but that site is down.
A bit more searching leads me to Freeones and the page for Barbie Griffin (so PornMasta is right):
Barbie Griffin Videos and Photos (26) at FreeOnes
Busty blonde babe takes off her teddy and shows that hot body - Glamour Models Gone Bad