The Martens I Government was the national government of Belgium from 3 April 1979 to 23 January 1980.
It was the first government headed by Wilfried Martens and comprised the Flemish Christian People's Party (CVP), the French-speaking Christian Social Party (PSC), the Flemish Belgian Socialist Party (BSP), the French-speaking Socialist Party (SP) and the Democratic Front of Francophones (FDF). It fell after nine months, when the FDF left the government.