Nicholas Oresko (January 18, 1917 – October 4, 2013) was a United States Army veteran and a recipient of the United States military's highest decoration, the Medal of Honor, for his actions on 23 January 1945, during World War II.

Oresko was born on January 18, 1917, in Bayonne, New Jersey. He had Ukranian family. Oresko later joined the Army from that city in March 1942.

Following the death of Barney F. Hajiro in January 2011, Oresko became the oldest living Medal of Honor recipient. Oresko lived in Cresskill, New Jersey. Bayonne School #14 was renamed in his honor in July 2010.

Oresko died while undergoing surgery for a broken femur on October 4, 2013 in Englewood, New Jersey. He was 96 years old.