Diyan Petkov Dimov (Bulgarian: Диян Петков Димов; born 4 August 1967) is a former Bulgarian footballer and currently manager of Neftochimic Burgas.

Secondly in 1995 and third place in the 1996 with Lokomotiv Sofia and a finalist for the Bulgarian Cup in 1989 on a Chernomorets Burgas.

He played for the Bulgaria national football team only 1 game.

[1] On 1 July 2009 he was officially presented senior as coach of Sliven and on 3 November 2009 the Coach has quit the club, a replacement has not been named yet.

[2] On 5 July 2017, Petkov was appointed as assistant manager of Neftochimic.