 Osmar with Persepolis in 2024 | |||
| Personal information | |||
|---|---|---|---|
| Full name | Osmar Loss Vieira | ||
| Date of birth | 3 July 1975 | ||
| Place of birth | Passo Fundo, Brazil | ||
| Team information | |||
Current team | Buriram United (head coach) | ||
| Managerial career | |||
| Years | Team | ||
| 1994–2009 | Internacional (youth) | ||
| 2010 | Juventude | ||
| 2010–2011 | Internacional (youth) | ||
| 2011 | Fluminense (youth) | ||
| 2011–2013 | Internacional (youth) | ||
| 2011 | Internacional (interim) | ||
| 2012 | Internacional (interim) | ||
| 2013–2015 | Corinthians U20 | ||
| 2015 | Bragantino | ||
| 2015–2017 | Corinthians U20 | ||
| 2017–2018 | Corinthians (assistant) | ||
| 2018 | Corinthians | ||
| 2019 | Guarani | ||
| 2019 | Vitória | ||
| 2020–2021 | Internacional (assistant) | ||
| 2021 | Internacional (interim) | ||
| 2022 | Cianorte | ||
| 2022–2024 | Persepolis (assistant) | ||
| 2024 | Persepolis | ||
| 2024– | Buriram United | ||
Osmar Loss Vieira (born 3 July 1975), or simply Osmar, is a Brazilian professional football manager who is currently the head coach of Thai League 1 club Buriram United.