Petrović (Serbian Cyrillic: Петровић, pronounced [pětroʋitɕ];) is a South Slavic language patronymic surname literally meaning Peter's son, equivalent to the English last name of Peterson.
In Eastern Slavic naming customs its counterpart is "Petrovich".
The surname was notably used by the House of Petrović-Njegoš, and by Karađorđe Petrović.
Petrović is the second most frequent surname in Serbia.
[1] It is also the 11th most common in Croatia, with 9,614 carriers (2011 census).