Hans Bertil Mattias Gardell (born 10 August 1959) is a Swedish historian and scholar of comparative religion.

He dropped out of high school and lived many years later as a researcher among black and white racist representatives in the United States.

[1] In March 2006, he returned to Sweden and was appointed the first holder (from 1 July 2006) of the Nathan Söderblom Chair of Comparative Religion at Uppsala University.

Along with his wife, Edda Manga, Gardell was aboard MV Mavi Marmara during the Israeli armed forces raid on the flotilla on the morning of 31 May 2010.

He also stated that the soldiers came on board with fully loaded weapons equipped with laser sights and at least four people were killed execution style.