| Theodoros Tsiloulis | |
| Position: | Point guard / shooting guard |
| Height Ft: | 6 |
| Height In: | 3.5 |
| Weight Lbs: | 185 |
| Team: | Vikos Ioanninon |
| Nationality: | Greek |
| Birth Date: | 12 May 1993 |
| Birth Place: | Larissa, Greece |
| Draft Year: | 2015 |
| Career Start: | 2011 |
| Years1: | 2011–2012 |
| Team1: | Peristeri |
| Years2: | 2012–2013 |
| Team2: | Aries Trikala |
| Years3: | 2013–2015 |
| Team3: | AEL 1964 |
| Years4: | 2015–2016 |
| Team4: | Aries Trikala |
| Years5: | 2016–2017 |
| Team5: | AEL 1964 |
| Years6: | 2017–2018 |
| Team6: | Holargos |
| Years7: | 2018–2020 |
| Team7: | Larisa |
| Years8: | 2020–2021 |
| Team8: | GS Eleftheroupoli |
| Years9: | 2021–2022 |
| Team9: | ASK Karditsa |
| Years10: | 2022–present |
| Team10: | Vikos Ioanninon |
| Highlights: |
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Theodoros "Thodoris" Tsiloulis (Greek, Modern (1453-);: Θεόδωρος "Θοδωρής" Τσιλούλης; born May 12, 1993) is a Greek professional basketball player. He is a 1.92 m (6 ft 4 in) tall[1] combo guard.
Tsiloulis was born at Larissa and played amateur basketball with multiple teams of Larissa. He began his pro career with the Greek League club Peristeri, in the 2011–12 season.[2] After one year, he joined Aries Trikala of the Greek A2 Basket League,[3] With Trikala, he gained the promotion back to the Greek Basket League. He then moved to AEL 1964, before returning to Trikala after two years, in 2015.[4] The next season, he re-joined AEL 1964, where he had a preety good season with the club.
In 2017, he joined Holargos of the Greek A2 Basket League and he managed to gain the promotion with the club.[5] On June 27, 2018, he joined Ermis Agias, which later was renamed as Larisa in order to compete to the Greek League.[6]