Nathan Konstandopoulos (born 26 June 1996) is an Australian footballer who plays as a central midfielder for Heidelberg United.
Konstandopoulos played for Adelaide United and was released. He trained for a week with Brisbane Roar and was approached by Josep Gombau to join his academy in New York. After playing a strong part in Brisbane Roar's NPL side during the 2016 NPL Queensland season, he signed a one-year scholarship contract with the senior side. On 2 June 2017, he returned to Adelaide United. Konstandopoulos a highly sought-after attacking midfielder arrives signed for Heidelberg United.
Konstandopoulos' brother, Kristin Konstandopoulos, is also a footballer. He currently plays for Adelaide Olympic.
Konstandopoulos graduated in 2022 with a Bachelor of Laws (Honours) from the University of South Australia, and was admitted to practice in April 2024.