The surname Krag may refer to:
Astrid Krag Danish politician
Christian Emil Krag-Juel-Vind-Frijs (1817 - 1896) Danish politician and nobleman
Claus Krag Norwegian professor of history
Dorothea Krag (1675 -1754) Danish noblewoman
Erik Krag, (1902 - 1987) Norwegian writer
Ernst Krag, Waffen SS soldier
Frederik Krag (1655 - 1628) Danish ambassador
Hans Krag (disambiguation) Jens Otto Krag, Danish politician Lul Krag (1878 -1956) Norwegian painter Nils Krag (1863 - 1926) Norwegian industrialist and inventor Ole Herman Johannes Krag, (1837 - 1916) Norwegian firearms designer Peter Rasmus Krag (1825 - 1891) Norwegian army engineer and politician Rasmus Krag (1680 - 1755) Danish admiral Rasmus Krag (1763 - 1838) Danish military officer and engineer Sophia Magdalena Krag Juel Vind (1734–1810) Danish noblewoman and landowner Thomas Krag, (1868 - 1913) Norwegian writer Vilhelm Krag (1871 -1933) Norwegian poet