Sir Kenneth Whistler Street, KCMG, KStJ, QC (28 January 1890 – 15 February 1972) was the 10th Chief Justice of the Supreme Court of New South Wales and Lieutenant-Governor of New South Wales. These offices were held before him by his father Sir Philip Whistler Street and after by his son Sir Laurence Whistler Street, the only such viceregal succession in Australian history.