On 10 April 2010, 10:56 MSD (06:56 UTC) Maria Kaczynska, and her husband Polish President Lech Kaczynski, died when the Polish Air Force Tupolev Tu-154M they were aboard crashed while attempting to land at Smolensk-North Airport in the Russian city of Smolensk. The Kaczynskis and 94 others, including other senior Polish politicians and military leaders, perished in an air crash Saturday in the western Russian city of Smolensk as they flew to a World War II memorial ceremony.

The bodies of Poland's President Lech Kaczynski and his wife Maria have been buried at Wawel castle in the southern city of Krakow after their funeral.