Ġużè Ellul Mercer (22 March 1897 – 22 September 1961) was a Maltese writer, journalist and politician. He joined the Labour Party (PL) and he started his parliamentary career in 1924. He was subsequently elected Member of Parliament at the general elections held in 1951 and 1955. In 1955, he was elected Labour Party deputy-leader for parliamentary affairs. He was also appointed Deputy Prime Minister and Minister for Public Works and Reconstruction in 1955, but lost that position after the 1958 election.