Dimitar Nikolov Petkov (Bulgarian: Димитър Петков) (2 November 1858, Tulcea – 11 March 1907, Sofia) was a leading member of the Bulgarian People's Liberal Party and the country's Prime Minister from 5 November 1906 until he was assassinated in Sofia the following year.

A veteran of the Russo-Turkish War of 1877-1878 he fought for the Russian Imperial Army at the Battle of Shipka Pass where he lost an arm during the combat.

[1] Petkov spent five years (1888–1893) as mayor of Sofia and during his time in charge he undertook an extensive redevelopment of the city.

[4] Petkov was finally appointed Prime Minister in November 1906, but held the post for only a few months; on 11 March 1907, he was assassinated by gunshot in Sofia's Tsar Osvoboditel Boulevard by Aleksandar Petrov, a disgruntled former employee of the Bulgarian Agricultural Bank.

Petrov was put on trial, handed a death sentence and executed by hanging in July 1907.