Bozhidar Dimitrov Stoyanov (Bulgarian: Божидар Димитров Стоянов, born 3 December 1945) is a Bulgarian historian working in the sphere of Medieval Bulgarian history, the Ottoman rule of Bulgaria and the Macedonian Question. He is the director of the National Historical Museum, formerly a Bulgarian Socialist Party member, and later a politician affiliated with the Citizens for European Development of Bulgaria (GERB) political party. Currently Bozhidar Dimitrov is not engaged in political activity.
Born in Sozopol to a family of Bulgarian refugees from Eastern Thrace (now part of Turkey), he was given access to the Vatican Secret Archives in the 1980s, regarded as a great achievement considered the political situation of the time. As the director of the National Historical Museum, he had an indirect conflict in 1997–1998 with the President Petar Stoyanov regarding whether to return the Istoriya Slavyanobolgarskaya rough copy to the Zograf Monastery or leave it in Bulgaria.
Being a member of the Supreme Party Council of BSP, he declared himself openly against the party in 2005 by not supporting BSP Mayor of Sofia candidate Tatyana Doncheva and instead favouring the independent Boyko Borisov. Because of this he was taken down from the post of BSP municipal councillors leader in Sofia. Before the 2009 Bulgarian parliamentary election, Dimitrov formally left BSP and joined Borisov's GERB. He was the party's candidate for 2nd MMC – Burgas in the first-past-the-post vote and won the election with 35.92%. He finished ahead of Volen Siderov, the leader of the nationalist Attaka.