| Milan Lešnjak | |
| Birth Date: | 9 September 1975 |
| Birth Place: | Belgrade, SFR Yugoslavia |
| Position: | Defender |
| Currentclub: | Čukarički (assistant coach) |
| Youthclubs1: | Red Star Belgrade |
| Years1: | 1993–1994 |
| Clubs1: | Red Star Belgrade |
| Caps1: | 5 |
| Goals1: | 0 |
| Years2: | 1994–1998 |
| Clubs2: | Obilić |
| Caps2: | 89 |
| Goals2: | 3 |
| Years3: | 1998–2002 |
| Clubs3: | Club Brugge |
| Caps3: | 59 |
| Goals3: | 2 |
| Years4: | 2003–2005 |
| Clubs4: | Saturn Ramenskoye |
| Caps4: | 27 |
| Goals4: | 0 |
| Totalcaps: | 180 |
| Totalgoals: | 5 |
| Nationalyears1: | 1996–1997 |
| Nationalteam1: | FR Yugoslavia U21 |
| Nationalcaps1: | 7 |
| Nationalgoals1: | 0 |
| Manageryears1: | 2012–2013 |
| Managerclubs1: | Serbia U17 |
| Manageryears2: | 2013 |
| Managerclubs2: | Napredak Kruševac |
| Manageryears3: | 2014 |
| Managerclubs3: | Sinđelić Beograd |
| Manageryears4: | 2016 |
| Managerclubs4: | Čukarički |
| Manageryears5: | 2017 |
| Managerclubs5: | Rudar Pljevlja |
| Manageryears6: | 2017–2018 |
| Managerclubs6: | Red Star Belgrade (U19) |
| Manageryears7: | 2019–2020 |
| Managerclubs7: | Serbia U19 |
| Manageryears8: | 2022 |
| Managerclubs8: | Čukarički |
| Manageryears9: | 2022– |
| Managerclubs9: | Čukarički (assistant) |
Milan Lešnjak (Serbian: Милан Лешњак; born 9 September 1975) is a Serbian football manager and former player. He is an assistant coach of Čukarički.
During his playing career, Lešnjak represented Red Star Belgrade, Obilić, Club Brugge and Saturn Ramenskoye. He was also capped for FR Yugoslavia at under-21 level.
In 2013, Lešnjak served as manager of Napredak Kruševac. He was appointed manager of Čukarički in March 2016.[1]
In November 2021, Lešnjak was appointed vice president of the Alliance 90/Greens of Serbia political party in charge of sports issues.[2] In August 2023, Lešnjak stated his support for Rade Basta and his European Way Movement.[3]