Jelena Gruba (Corn c. 1345 – died after March 18, 1399) is Queen of Bosnia from 1391 to 1398, first as queen consort until 1395 and then as queen regnant.
She is the only female head of state in the history of Bosnia and Herzegovina.
Born into the Nikolić noble family, which ruled a part of Zachlumia, she is the wife, widow and elected successor of Stephen Dabiša, a member of the House of Kotromanić.
