Forbes has an interesting article about some of the better known wives of billionaires including Erica Baxter Packer, 29, Wendi Deng, 39, Diane von Furstenberg, 60, Miriam Ochshorn, 60, Melania Trump, 37, Veronica Lario, 51, Anne Wojcicki, 33, Melinda Gates, 42, Gail Golden 58 and Anne Dias Griffin, 36. See all the pictures and introductions here.