Dmitry Vladimirovich Karakozov (Russian: ???´???? ?????´??????? ??????´???; October 23 Old Style (November 4 New Style), 1840 – September 3 Old Style (September 15 New Style), 1866) was the first Russian revolutionary to make an attempt on the life of a tsar.
The attempt to assassinate tsar Alexander II failed and Karakozov was executed.