Nance Dicciani is an American chemical engineer. She contributed significantly to the development of ultrasonic scanners for examining pregnant women with her doctoral dissertation, "Ultrasonically-Enhanced Diffusion of Macro Molecules in Gels." Forbes magazine has ranked her as one of The World's 100 Most Powerful Women.
Nance O'Neil or Nancy O'Neil (born Gertrude Lamson; 1874 – 1965), was an American stage and film actress who performed in plays in various theaters around the world but worked predominantly in the United States between the 1890s and 1930s. At the height of her career, she was promoted on theater bills and in period trade publications and newspapers as the "American Sarah Bernhardt".