| Sakis Tsiolis | |
| Fullname: | Athanasios Tsiolis |
| Birth Date: | 30 June 1959 |
| Birth Place: | Karditsa, Greece |
| Height: | 1.79 m |
| Position: | Midfielder |
| Currentclub: | Apollon Smyrnis (manager) |
| Years1: | 1977–1982 |
| Clubs1: | Anagennisi Karditsa |
| Caps1: | 52 |
| Goals1: | 11 |
| Years2: | 1982–1989 |
| Clubs2: | AEL |
| Caps2: | 142 |
| Goals2: | 9 |
| Years3: | 1989–1993 |
| Clubs3: | Ionikos |
| Caps3: | 51 |
| Goals3: | 9 |
| Years4: | 1993–1996 |
| Clubs4: | Paniliakos |
| Caps4: | 37 |
| Goals4: | 4 |
| Years5: | 1996–1997 |
| Clubs5: | Asteras Amaliada |
| Caps5: | 11 |
| Goals5: | 0 |
| Totalcaps: | 293 |
| Totalgoals: | 33 |
| Nationalyears1: | 1988 |
| Nationalteam1: | Greece |
| Nationalcaps1: | 4 |
| Nationalgoals1: | 1 |
| Manageryears1: | 1996–1997 |
| Managerclubs1: | Anagennisi Karditsa |
| Manageryears2: | 1997–1998 |
| Managerclubs2: | Nafpaktiakos Asteras |
| Manageryears3: | 1998–1999 |
| Managerclubs3: | Preveza |
| Manageryears4: | 2000–2001 |
| Managerclubs4: | Anagennisi Karditsa |
| Manageryears5: | 2000–2001 |
| Managerclubs5: | Panelefsiniakos |
| Manageryears6: | 2000–2001 |
| Managerclubs6: | Nafpaktiakos Asteras |
| Manageryears7: | 2001–2004 |
| Managerclubs7: | Paniliakos |
| Manageryears8: | 2004–2005 |
| Managerclubs8: | Kalamata |
| Manageryears9: | 2005–2006 |
| Managerclubs9: | Ionikos |
| Manageryears10: | 2006–2007 |
| Managerclubs10: | Levadiakos |
| Manageryears11: | 2007–2009 |
| Managerclubs11: | Thrasyvoulos |
| Manageryears12: | 2009–2011 |
| Managerclubs12: | Olympiacos Volos |
| Manageryears13: | 2011 |
| Managerclubs13: | Aris |
| Manageryears14: | 2011–2013 |
| Managerclubs14: | Asteras Tripolis |
| Manageryears15: | 2013–2014 |
| Managerclubs15: | PAS Giannina |
| Manageryears16: | 2014 |
| Managerclubs16: | Skoda Xanthi |
| Manageryears17: | 2015 |
| Managerclubs17: | Kerkyra |
| Manageryears18: | 2016–2017 |
| Managerclubs18: | AEL |
| Manageryears19: | 2017–2018 |
| Managerclubs19: | Kerkyra |
| Manageryears20: | 2019 |
| Managerclubs20: | Panachaiki |
| Manageryears21: | 2020 |
| Managerclubs21: | Volos |
| Manageryears22: | 2022 |
| Managerclubs22: | Kalamata |
| Manageryears23: | 2022–2023 |
| Managerclubs23: | Iraklis |
| Manageryears24: | 2024– |
| Managerclubs24: | Apollon Smyrnis |
Sakis Tsiolis (el|Σάκης Tσιώλης; born 30 June 1959) is a Greek professional football manager and former player.
As a professional footballer, he played for Anagennisi Karditsa, AEL, Ionikos and Paniliakos. Tsiolis, a great player at his prime years, was a Greek Football Cup winner in 1985 and an Alpha Ethniki champion in 1988 with Larissa.[1] He also made four appearances for Greece national football team in 1988, scoring once.[2]
In the 1996–97 season, he was a member of the semi-professional team Asteras Amaliada, as a player-manager.
From 1996 to 2001 he worked as a semi-professional manager for Anagennisi Karditsa (twice), Nafpaktiakos Asteras (twice), Preveza and Panelefsiniakos.He is a professional manager since 2001, when he started his career at Paniliakos. In the following years he managed Kalamata, Ionikos, Levadiakos, Thrasyvoulos, Olympiakos Volou, Aris Thessaloniki and AEL. On 2 June 2016 he left AEL Larissa because of a disagreement with club president Alexis Kougias over the plans for the next season, after the club was promoted to Super League Greece.[3]
His son is Evangelos Tsiolis.