August Julius Clemens Herbert Reuter, 2nd Baron de Reuter (10 March 1852 – 18 April 1915) was a British businessman in London who spent most of his adult life working for his father's news agency, Reuters, of which he was general manager for 37 years, from 1878 until his death.
He killed himself on 18 April 1915, three days after his wife's death, and with Reuters in financial difficulties.