A.J. Ayer was born on 29 October 1910 in St. John's Wood, London, England, UK. He was married to Dee Wells, Vanessa Salmon and Renée Orde-Lees. He died on 27 June 1989 in Bloomsbury, London, England, UK.
Eminent British philosopher, a proponent of "logical positivism" and the author of a famous book, "Language, Truth And Logic". He occasionally appeared on British television programs.