Marc De Mesmaeker (born 13 May 1961) is a senior Belgian police officer.
Since 15 June 2018 he has been General Commissioner of the Federal Police, becoming the fifth person to hold the post and the first to take it after a selection procedure run by an independent committee.
His predecessor Catherine De Bolle moved on to become executive director of Europol.
[2] He began his police career as a 'pelotonscommandant Infanterie' in the Belgian Gendarmerie's flying squad in Wilrijk.
After a period in the Royal Gendarmerie School, in 1991 he became responsible for the Subject Matter Disputes Unit.