Željko Veselinović (Serbian Cyrillic: Жељко Веселиновић; born 1974) is a Serbian union leader and politician who is currently the president of the United Trade Unions of Serbia "Sloga".

[1] He started working as a trade unionist at the end of 2000 in the then Smederevo Sartid.

As it is pointed out in his official biography: "One of the few people who in his career went through all instances from the shift commissioner in the factory to the president of the national union."

[1] It was speculated that he would run for the presidency of Serbia in 2017 elections, but he did not do that as he decided to endorse Vuk Jeremić.

[1] In 2018, a new opposition Alliance for Serbia was formed and Veselinović's "Sloga" was one of the founding members.