Dzhokhar "Jahar" Anzorovich Tsarnaev (born July 22, 1993) is an American terrorist of Chechen and Avar descent who perpetrated the Boston Marathon bombing.

Tamerlan Anzorovich Tsarnaev (October 21, 1986 – April 19, 2013) ; ; ; was a Russian-born terrorist of Chechen and Avar descent who, with his younger brother Dzhokhar Tsarnaev, planted pressure cooker bombs at the Boston Marathon on April 15, 2013.

The trial of Dzhokhar Tsarnaev for the Boston Marathon bombing on April 15, 2013, began on March 4, 2015, in front of the US District Court for the District of Massachusetts, nearly two years after the pre-trial hearings.