Nikola Hajdin (Serbian Cyrillic Никола Хајдин); 4 April 1923 – 17 July 2019) was a Serbian construction engineer and professor. He was the president of the Serbian Academy of Sciences and Arts from 2003 to 2015 as a member of the Department of Technical Sciences. He was born in Vrbovsko, Kingdom of Serbs, Croats and Slovenes.