Michelle Williams met Ledger on the sets of Brokeback Mountain and she got engaged to him. Apart from Michelle, among his most notable romantic relationships, who are the famous Hollywood actress(es) whom Ledger dated?

Heath Ledger had well-documented relationships with actresses Heather Graham (2000-2001) and Naomi Watts (2002-2004). Both relationships were highly publicized during his career. Ledger and Williams met on Brokeback Mountain (2005) and became engaged before having a daughter together. Julia Roberts and Kate Winslet were not romantically linked to Ledger.