Dictionnaire biographique du mouvement ouvrier international

Dictionnaire biographique du mouvement ouvrier international (DBMOI, "Biographical Dictionary of the International Labor Movement") is a nine-volume labor movement biographical dictionary series edited by historian Jean Maitron and his successor Claude Pennetier [fr]. It extends the Dictionnaire biographique du mouvement ouvrier français to countries outside of France and is part of the collection together known as Le Maitron.