Alexandros Aresti (Greek: Αλέξανδρος Αρέστη; born 11 March 1983) is a Cypriot former swimmer, who specialized in freestyle events.

Aresti made his official debut, as a 17-year-old, at the 2000 Summer Olympics in Sydney, where he competed in the men's 200 m freestyle.

Swimming in heat two, he rounded out the field of seven swimmers to last place and forty-ninth overall by a 5.32-second margin behind winner Mark Chay of Singapore in 1:57.54.

[3][4] In the 200 m freestyle, Aresti challenged seven other swimmers on the third heat, including Olympic veteran Aleksandar Malenko of Yugoslavia.

Swimming in heat four, Aresti blasted a Cypriot record of 51.10 to save a second spot over Papua New Guinea's Ryan Pini by 0.01 of a second.