Ebenezer Calendar (1912–1985), or Ebenezer Calender, was a Sierra Leone Creole palm-wine musician who popularized Creole gumbe and palm-wine music in Sierra Leone and West Africa. Calendar heavily influenced Dr Oloh and other Sierra Leonean musicians. Ebenezer Calendar formed the music group, Ebenezer Calendar & His Maringa Band which was popular between the early to middle twentieth centuries.