macnamara (postcode: 2615) is a suburb in the belconnen district of canberra, located within the australian capital territory, australia. the origin of the suburb name is from dame jean macnamara, an australian medical doctor and scientist. jean macnamara was a highly regarded individual for her work at the royal children's hospital in melbourne, victoria, as well as her work in the development of polio vaccines. the suburb is part of the west belconnen/parkwood cross-border development near the australian capital territory and new south wales border.