Wasannin Olympics suna ne da ke nufin wani babban taron wasanni na kasa da kasa da ake gudanarwa a kowace shekara hudu a wurare daban-daban na duniya. Kalmar "Olympic" ta samo asali ne daga sunan tsohuwar wurin tsarkakkiyar kasar Girka, wato Olympia, inda aka gudanar da wasannin Olympics na farko a tsohuwar kasar Girka a karni na 8 BC. Gasar Olympics ta zamani wadda aka fara a birnin Athens a shekarar 1896, ta kunshi wasannin bazara da na hunturu, inda 'yan wasa daga sassan duniya ke fafatawa a wasanni daban-daban. Kwamitin Olympic na kasa da kasa (IOC) ne ya shirya taron.