Robert Langdon Robert Langdon Professor Robert Langdon is a fictional character created by author Dan Brown for his "Robert Langdon" book series: "Angels & Demons" (2000), "The Da Vinci Code" (2003), "The Lost Symbol" (2009), "Inferno" (2013) and "Origin" (2017). He is a Harvard University professor of history of art and "symbology" (a fictional field related to the study of historic symbols, which is not methodologically connected to the actual discipline of semiotics). Tom Hanks portrays Langdon in the "Robert Langdon" film series, starting with the 2006 film adaptation of "The Da Vinci Code", reprising the role in the 2009 film adaptation
Robert Adrian Langdon Robert Adrian Langdon Robert Langdon (1924–2003) was an Australian scholar known for his work as the executive officer of the Pacific Manuscripts Bureau, a part of the Australian National University. Langdon was born in Adelaide, served in the Royal Australian Navy during the Second World War, skipped university in favor of a writing career, and spent six years exploring South America. He undertook many different jobs prior to making his way to Tahiti to escape a cold Canadian winter. This journey changed his life. Because he couldn't find a single book that told the story of Tahiti, he returned home