| Gvidonas Markevičius | |
| Position: | Shooting guard / point guard |
| Height Ft: | 6 |
| Height In: | 5 |
| Weight Lbs: | 181 |
| Birth Date: | 22 November 1969 |
| Birth Place: | Šakiai, Lithuanian SSR, Soviet Union |
| Nationality: | Lithuanian |
| Career Start: | 1986 |
| Career End: | 2005 |
| Years1: | 1986–1990 |
| Team1: | Žalgiris Kaunas |
| Years2: | 1991–1995[1] |
| Team2: | Zastal Zielona Góra |
| Years3: | 1995–1996 |
| Team3: | Atletas Kaunas |
| Years4: | 1996–1997 |
| Team4: | BC Inter Bratislava |
| Years5: | 1997–1998 |
| Team5: | BC Alita |
| Years6: | 1999–2005 |
| Team6: | Schwelmer Baskets |
Gvidonas Markevičius (born November 22, 1969) is a Lithuanian retired professional basketball player.[2]
Markevičius was a member of the Lithuanian national team which won silver medals at the EuroBasket 1995.[3]