The Division of Bradfield is an Australian Electoral Division in New South Wales. The division was created in 1949 and is named for Dr John J. C. Bradfield, the designer of the Sydney Harbour Bridge.
Bradfield covers an area of approximately 105 sq m border east from Cowan Creek and Middle Harbour Creek to include the suburbs of St Ives Chase, St Ives, East Killara, East Lindfield and Roseville Chase and East Lindfield. The 2024 finalised AEC NSW boundary redistribution extended the southern border, incorporating parts of the Willoughby City Council located to the east of Pacific Highway; part of the locality of St Leonards to the west of Oxley Street and part of the locality of Cammeray to the west of Hamilton Lane. The western border moves northwest from Lane Cove River crossing at Fullers Bridge including West Lindfield, West Killara, West Pymble, South Turramurra to Wahroonga in the north.
Bradfield has historically been a Liberal seat, having been in in Liberal hands for its entire existence.
Bradfield's first member was Billy Hughes, a former Prime Minister of Australia and the last serving member of the first federal Parliament.
