| Konstantinos Vlachos | |
| Fullname: | Konstantinos Vlachos |
| Birth Date: | 6 February 1995 |
| Birth Place: | Athens, Greece |
| Currentclub: | AO Karavas |
| Position: | Centre back |
| Youthyears1: | –2012 |
| Youthclubs1: | AEK Athens |
| Youthyears2: | 2013–2015 |
| Youthclubs2: | Olympiacos |
| Years1: | 2012–2013 |
| Clubs1: | AEK Athens |
| Caps1: | 0 |
| Goals1: | 0 |
| Years2: | 2013–2015 |
| Clubs2: | Olympiacos |
| Caps2: | 0 |
| Goals2: | 0 |
| Years3: | 2014–2015 |
| Clubs3: | → Fostiras (loan) |
| Caps3: | 13 |
| Goals3: | 0 |
| Years4: | 2015–2016 |
| Clubs4: | Panionios |
| Caps4: | 11 |
| Goals4: | 0 |
| Years5: | 2016–2018 |
| Clubs5: | Panegialios |
| Caps5: | 32 |
| Goals5: | 0 |
| Years6: | 2018–2019 |
| Clubs6: | Kallithea |
| Caps6: | ? |
| Goals6: | ? |
| Years7: | 2019–2020 |
| Clubs7: | Panegialios |
| Caps7: | ? |
| Goals7: | ? |
| Years8: | 2020–2021 |
| Clubs8: | AE Moschato |
| Caps8: | ? |
| Goals8: | ? |
| Years9: | 2021– |
| Clubs9: | AO KAravas |
| Nationalyears1: | 2010 |
| Nationalteam1: | Greece U-17 |
| Nationalcaps1: | 3 |
| Nationalgoals1: | 0 |
| Nationalyears2: | 2013 |
| Nationalteam2: | Greece U-18 |
| Nationalcaps2: | 2 |
| Nationalgoals2: | 0 |
| Nationalyears3: | 2013 |
| Nationalteam3: | Greece U-19 |
| Nationalcaps3: | 8 |
| Nationalgoals3: | 0 |
| Club-Update: | 12:24, 10 June 2018 (UTC) |
Konstantinos Vlachos (Greek, Modern (1453-);: Κωνσταντίνος Βλάχος, born 6 February 1995) is a Greek footballer who plays as a centre back.
On 21 January 2019, Panegialios announced the return of Vlachos, after he had played for a Kallithea since October 2018.[1]