Bradt is a surname. Notable people with the surname include:
Albert Andriessen Bradt (c. 1607–1686), Norwegian settler George Bradt (born 1958), American businessman Gordon Bradt (1924–2022), American inventor, designer and founder of Kinetico Studios Hilary Bradt (born 1941), English travel writer and founder of Bradt Travel Guides Paul Bradt (1904–1978), American rock climber Richard C. Bradt (1938–2019), American materials engineer Tyler Bradt (born 1986), American kayaker