Richard Watson Walker McCoy (7 November 1863 – 17 April 1942) was an Australian politician.
He was born at Redfern to boot manufacturer Richard McCoy and Anne King.
He attended Fort Street Public School and Sydney Grammar School, leaving at fifteen to work for the Oriental Bank Corporation.
He completed his education privately and in 1881 was articled a solicitor's clerk.
In 1901 he was elected to the New South Wales Legislative Assembly as the Liberal member for Marrickville.