Alex Langlands is a British archaeologist and historian, also known for his work as a presenter of the educational documentary series on British television. Langlands has degrees in medieval archaeology and world archaeology from University College London.

 He completed a MPhil/PhD in early medieval history and archaeology at the University of Winchester in 2013. Langlands has been a presenter on series including Victorian Farm, Edwardian Farm and Wartime Farm, and the 2005 series Tales from the Green Valley. He joined Time Teamon Channel 4 in 2011.