Abstract: A desk calendar and clock combination, including: a table clock having a coupling groove at front side near the bottom; a supporting plate having a longitudinal series of through holes alinged along one side and two outward coupling flanges symmetrically disposed at two opposite ends for coupling to the coupling groove on the table clock alternatively; and a calendar consisting of a stack of loose leaves for showing the months, weeks, and days of two continuous years on two opposite pages of each loose leaf, and having a series of longitudinally spaced binding holes respectively fastened to the through holes on the supporting plate by a respective fastening element.