Michelle Williams, who split from actor Jason Segel in February, has been spotted with artist Dustin Yellin, reported Us Weekly.The star of Oz: The Great and Powerful, 32, and the sculptor-painter, 37, were first spotted holding hands after the Costume Gala at the Metropolitan Museum of Art in New York City in May.Yellin lives and works near Williams' Brooklyn home and has already met Matilda, her 7-year-old daughter with the late Heath Ledger.