| Kostas Lagonidis | |
| Fullname: | Konstantinos Lagonidis |
| Birth Date: | 1965 7, df=yes |
| Birth Place: | Kilkis, Greece |
| Height: | 1.78 m |
| Position: | Midfielder |
| Years1: | 1985–1987 |
| Years2: | 1987–1995 |
| Years3: | 1995–1997 |
| Years4: | 1997–1998 |
| Years5: | 1998–1999 |
| Caps2: | 228 |
| Caps3: | 41 |
| Caps4: | 11 |
| Caps5: | 1 |
| Goals2: | 40 |
| Goals3: | 1 |
| Goals4: | 0 |
| Goals5: | 0 |
| Nationalyears1: | 1988–1991 |
| Nationalteam1: | Greece |
| Nationalcaps1: | 4 |
| Nationalgoals1: | 1 |
Kostas Lagonidis (Greek: Κώστας Λαγωνίδης; born 1 July 1965) is a Greek former football player[1] and current football manager.
Lagonidis began his career at Xanthi in 1985.[2] After 2 years, Lagonidis joined PAOK when he played 228 Alpha Ethniki games and scored 40 goals. In 1995, he transferred to Iraklis where he played two seasons. In 1997, he joined Apollon Kalamarias and he ended his career at PAOK in 1999.