A deodorant dispenser with an adjustable volatile area includes a body having a top plate. An annular wall extends from a bottom face of the top plate. A wall extension is connected to the annular wall by connecting portions and includes a slit, A post extends from the bottom face of the top plate and is surrounded by the annular wall. An absorber includes a tube having a central bole. The central bole receives the post of the body. A base includes a seat, an annular fence extending upward from a top face of the seat, and an engagement portion located in a center of the annular fence. The engagement portion of the base is tightly engaged with a bottom end of the post of the body. The wall extension can be torn away from the annular wall to increase an exposed area of the tube absorbing a liquid deodorant.