| Sarantis Mastrogiannopoulos | |
| Position: | Point guard / shooting guard |
| Height Ft: | 6 |
| Height In: | 2.7 |
| Weight Lbs: | 192 |
| League: | Greek Elite League |
| Team: | Iraklis |
| Number: | 56 |
| Birth Date: | 3 December 1997 |
| Birth Place: | Patras, Greece |
| Career Start: | 2013 |
| Years1: | 2013–2018 |
| Team1: | Apollon Patras |
| Years2: | 2018–2021 |
| Team2: | Lavrio |
| Years3: | 2021–2022 |
| Team3: | Koroivos Amaliadas |
| Years4: | 2022–2023 |
| Team4: | Apollon Patras |
| Years5: | 2023–present |
| Team5: | Iraklis |
| Highlights: |
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Sarantis Mastrogiannopoulos (alternate spellings: Sarandis) (el|Σαράντης Μαστρογιαννόπουλος; born December 3, 1997) is a Greek professional basketball player of Greek Elite League club Iraklis. He is a 1.90 m (6 ft 2.7 in) tall combo guard.[1]
Mastrogiannopoulos started his professional career with the Greek 1st division club Apollon Patras in 2013. During the 2017–18 season Mastrogiannopoulos had a breakout year with Apollon Patras. In 31 games, he averaged 12 points, 3.2 rebounds and 1.8 assists per game. Apollon didn't manage to get the promotion back to the Greek Basket League, after being defeated from Holargos at the promotion game.
On July 3, 2018, Mastrogiannopoulos joined Lavrio of the Greek Basket League on a two-year contract.[2] He averaged 4.5 points, 1.5 rebounds and 1.2 assists per game during the 2019-20 season. On August 17, 2020, he renewed his contract with the Attica club.[3]
Mastrogiannopoulos spent the 2021-2022 campaign in the Greek 2nd division with Koroivos Amaliadas. In 27 games, he averaged career-highs of 15.3 points, 4.2 rebounds, 3.1 assists and 1.7 steals per contest.
On August 13, 2022, Mastrogiannopoulos made his return to Apollon Patras after four years. In 21 league games, he averaged 5.4 points, 1.8 rebounds and 1 assist in 16 minutes per contest. On May 25, 2023, Mastrogiannopoulos rejected the club's renewal proposal and became a free agent.