Daniel Joseph Vickerman (4 June 1979 – 18 February 2017) was a professional rugby union player. The 204 cm, 119 kg lock played 63 Tests with the Wallabies, the national team of his adopted country of Australia. After seven seasons with the Wallabies, and having played Super Rugby for the New South Wales Waratahs and ACT Brumbies, Vickerman left his successful international rugby career in 2008. He attended the University of Cambridge, where he read a degree in Land Economy at Hughes Hall. While in England, he played rugby for Cambridge University and Northampton Saints. In 2011, he returned to Australia and played again for the Wallabies, including at the 2011 Rugby World Cup, before he retired from the game.