Lul Krag (7 February 1878 – 9 July 1956) was a Norwegian painter.

[1] She was born in Kongsberg, a daughter of Colonel Ole Krag (1837–1916) and Elise Theodora Collett (1844–1926).

Krag first began painting at the age of 20 as a student of Harriet Backer.

She studied with Christian Krohg at the Académie Colarossi.

She is represented at the National Gallery of Norway with the charcoal drawings Løvtrær og kirke, Blomster i parken, and Fjell med bre.