The Scottish star, 40, is understood to be wooing London-based Kazakhstani billionaire Goga Ashkenazi, New York Post online reported. The 32-year-old brunette, who is a close acquaintance of Prince Andrew, previously dated Formula 1 tycoon Flavio Briatore. More recently, she called off a relationship with Kazakh oil billionaire Timur Kulibayev, who is still married to the daughter of Kazakhstani President Nursultan Nazarbayev.
Butler and Ashkenazi became acquainted after meeting at this year's Cannes Film Festival. "Butler was spotted chatting up with her at a party and they exchanged numbers," a source told the newspaper's Page Six gossip column.
The newspaper claimed Butler is "trying to woo" the pretty brunette, and was seen visiting her West London home last weekend.
Besides his reported dalliance with Aniston the 300 star has been linked to a string of high profile stars including Cameron Diaz, Serbian model Martina Sergic, Jessica Simpson and Lindsay Lohan, to name a few.