| Konstantinos Beglektsis | |
| Fullname: | Konstantinos Beglektsis |
| Birth Date: | 5 January 1995[1] |
| Birth Place: | Athens, Greece |
| Position: | Striker |
| Currentclub: | Palliniakos |
| Youthclubs1: | Panionios |
| Years1: | 2013–2014 |
| Caps1: | 2 |
| Goals1: | 0 |
| Years2: | 2014–2015 |
| Years3: | 2015 |
| Years4: | 2016 |
| Years5: | 2016–2017 |
| Caps5: | 24 |
| Goals5: | 18 |
| Years6: | 2017–2018 |
| Years7: | 2018–2019 |
| Clubs7: | AER Afantou |
| Caps7: | 26 |
| Goals7: | 6 |
| Years8: | 2019–2021 |
| Clubs8: | Erani Filiatra |
| Years9: | 2021– |
| Caps9: | 21 |
| Goals9: | 5 |
| Nationalyears1: | 2013 |
| Nationalteam1: | Greece U18 |
| Nationalcaps1: | 3 |
| Nationalgoals1: | 0 |
| Club-Update: | 10 February 2014 |
| Nationalteam-Update: | 27 October 2013 |
Konstantinos Beglektsis (Greek, Modern (1453-);: Κωνσταντίνος Μπεγλεκτσής; born 5 January 1995) is a Greek footballer who plays as a striker for Palliniakos.
He made his professional debut for Panionios on 10 February 2013 against PAS Giannina F.C. on a 0-1 defeat under coach Dimitrios Eleftheropoulos.
He made his international debut for Greece U18 on 5 January 2013 against Slovenia U18.
He is nephew of former Greek international footballer Nikos Liberopoulos.