Sevastyanov
Sevastyanov (Russian: Севастьянов) is a Russian masculine surname, its feminine counterpart is Sevastyanova. The name is derived from the male given name Sebastian and means literally Sebastian's. It may refer to:
- Karolina Sevastyanova (born 1995), Russian group rhythmic gymnast
- Nikolay Sevastyanov (born 1961), Russian engineer
- Pavel Sevastyanov, Soviet football manager
- Vitaly Sevastyanov (1935–2010), Soviet cosmonaut