William Snowdon Robson, Baron Robson, GCMG, PC (10 September 1852 – 11 September 1918) was an English lawyer, judge and Liberal politician who sat in the House of Commons twice between 1885 and 1910.
Robson was born in Newcastle-upon-Tyne, the son of Robert Robson merchant of Newcastle-on-Tyne and his wife Emily Jane Snowden, daughter of William Snowden of Newcastle-on-Tyne. He was educated at Newcastle and at Gonville and Caius College, Cambridge. He was called to the bar by the Inner Temple in 1880 and became a Queen's Counsel in 1892.
At the 1885 general election Robson was elected Member of Parliament for Bow and Bromley and held the seat until 1886. At the 1895 general election he was elected MP for South Shields and held the seat until 1910.
He was the Solicitor General from 1905 to 1908. Upon his appointment, he was knighted the same year. In 1908, he was promoted to be the Attorney General from 1908 to 1910. On 19 July 1910, he was sworn of the Privy Council.