Roger Faligot is a French journalist, who started covering The Troubles in Northern Ireland in 1973 before becoming a freelance investigative journalist for British, Parisian and foreign newspapers and magazines (Ireland, England, Japan). Considered one of the best French specialists on Ireland, he was special correspondent of the weekly The European, based in London, for seven years in the 1990s. Faligot presided over the Association des journalistes bretons et des pays celtiques from 1993 to 2000.

Starting in 1977, he wrote, alone or with co-authors, more than 30 books concerning contemporary history, spycraft, etc. He speaks many languages, among which Chinese.