Gabriel Narutowicz, the first president of Poland, was assassinated only five days after having taken office.

Gabriel Józef Narutowicz was a Polish professor of hydroelectric engineering and politician who served as the first president of Poland from 11 December 1922 until his assassination, five days after assuming office. He previously served as the minister of public works from 1920 to 1922 and briefly as the minister of foreign affairs in 1922. A non-partisan and an engineer by profession, Narutowicz was the first elected head of state following Poland's regained sovereignty from partitioning powers.

The president of Poland, officially the president of the Republic of Poland, is the head of state of Poland. The president's prerogatives and duties are determined in the Constitution of Poland. The president jointly exercises the executive power together with the Council of Ministers headed by the prime minister. The president has a right to dissolve both chambers of parliament in certain cases determined by the constitution, can veto legislation, represents the Republic on the international stage, and is the commander-in-chief of the nation's Armed Forces.

Gabriel Narutowicz, the first president of Poland after regaining independence, was assassinated by a far-right Polish nationalist on 16 December 1922, five days after taking office, aged 57. He was fatally shot by Eligiusz Niewiadomski, an artist and art critic, while visiting an exhibition at Warsaw's Zachęta gallery.