Charles Kay Ogden (1 June 1889 – 21 March 1957) was an English linguist, philosopher, psycholinguist and writer. C. K. Ogden is a well-known book writer about the controlled language called Basic English. C. K. Ogden is known for C. K. Ogden's work with I. A. Richards on The Meaning of Meaning (1923). C. K. Ogden also translated Tractatus Logico-Philosophicus, a book by Ludwig Wittgenstein, into English.