Chrysoula "Chrysi" Diamantopoulou (Greek: Χρυσή Διαμαντοπούλου; born 22 September 1995) is a Greek former water polo player, who played as a goalkeeper mailnly for Olympiacos and the Greece women's national team.

She was part of the Greek team that won the silver medal at the 2018 European Championship in Barcelona and the sixth place at the 2015 World Aquatics Championships.

[1] As a professional player Diamantopoulou has won two Greek Women's Water Polo League titles, the Women's LEN Trophy in 2014[2] and the LEN Women's Euro League in 2015.

[3]