Timothy Douglas Harford (born 1973) is an English economist and journalist who lives in Oxford.
He is the author of four economics books and writes his long-running Financial Times column, "The Undercover Economist", syndicated in Slate magazine, which reveals the economic ideas behind everyday experiences.
His column in the Financial Times, "Since you asked", ran between 2011 and 2014 and offered a skeptical look at the news of the week.