Cika wannan jumlar: Spyridon "Spyros" Gianniotis (; an haife shi a 19 ga Fabrairu 1980) dan wasan Girka ne wanda ya kware a wasanni masu nisa da kuma wasanni na bude ruwa. Shi ne
Gwarzon zinare na Olympics, zakaran gasar zakarun duniya sau biyu, zakaran zinare na gasar cin kofin duniya, da zakaran gasar zakarun Turai sau biyu. Dan wasan Olympics sau biyar, Gianniotis ya lashe lambobin yabo guda 15 a manyan gasa na kasa da kasa, jimillar zinare 5, azurfa 5, da tagulla 5 da suka hada da wasannin Olympics, gasar cin kofin duniya, gasar cin kofin duniya da gasar zakarun Turai. A shekara ta 2011 ya lashe lambar yabo ta Duniya Open Water Swimmer of the Year, ya zama dan wasan Girka na farko da kawai ya sami wannan bambanci.