Tonchev (Bulgarian: Тончев) is a Bulgarian surname. Notable people with this name include:
- Dimo Angelov Tonchev (born 1952), Bulgarian cyclist
- Gergina Toncheva (1932–2020), Bulgarian teacher
- Nadya Toncheva (born 2005), Bulgarian chess master
- Petar Tonchev (born 1989), Bulgarian footballer
- Stefan Tonchev (1896–1916), Bulgarian footballer
- Dimitar Tonchev (born 2007), Bulgarian footballer for Vighignolo calcio
If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name(s) to the link. Categories: