Dirk Frederik Mudge (born 16 January 1928) is a Namibian retired farmer and politician. He served in several high-ranking positions in the South African administration of South West Africa, was the chairman of the 1975–1977 Turnhalle Constitutional Conference, and co-founded the Republican Party as well as the Democratic Turnhalle Alliance.
At Namibian independence, Mudge was a member of the Constituent Assembly and 1st National Assembly until he retired in 1993. Mudge is the founder of Namibia's Afrikaans daily Die Republikein and its publisher Namibia Media Holdings. He served on the board of directors until 2008.
Dirk Mudge, a White Namibian, was born on the farm Rusthof near Otjiwarongo. He is a farmer by profession. In 1947 he graduated from Stellenbosch University with a Bachelor of Commerce, whereupon he worked as an accountant in Windhoek. Between 1951 and 1960 he farmed with cattle.
In 1955, Mudge became a member of the pro-apartheid National Party (NP), which governed South Africa between 1948 and 1994. He joined the Legislative Assembly in 1961 as one of seven members elected to represent South West Africa's White citizens in the Parliament of South Africa. In 1965, Mudge became a member of the Executive Committee for South West Africa and thus a high-ranking administrator of the territory. He held this position until 1977.