Nikolaos "Nikos" Zisis (alternate spelling: Zissis; Greek: Νικόλαος "Νίκος" Ζήσης; born August 16, 1983) is a Greek basketball executive and former professional basketball player. During his pro club playing career, at a height of 1.97 m (6'5 3⁄4") tall,[1][2] he played at both the point guard and shooting guard positions. He was inducted into the Greek Basket League Hall of Fame in 2022.[3] He is currently the general manager of the senior Greek men's national basketball team.
During his senior men's club playing career, Zisis won the 2008 EuroLeague championship, while he was a member of the Russian club CSKA Moscow. Zisis also won nine national league championships, in various European domestic leagues. He won a Greek League title, four Italian League titles, two Russian League titles, and two German League titles.
In addition to that, he also won nine European national domestic cup titles. He won two Greek Cups, four Italian Cups, one Russian Cup, and two German Cups. He also won five European national domestic super cup titles. As he won four Italian Supercups and one German Supercup. Two of his club teams, HAN Thessaloniki and Brose Bamberg, retired his team jerseys.
As a member of the senior Greek national basketball team, Zisis won the gold medal at the 2005 EuroBasket, the silver medal at the 2006 FIBA World Cup, and the bronze medal at the 2009 EuroBasket.