Ana Terter (Bulgarian and Serbian Cyrillic: Ана Тертер; died after 1304) was a Bulgarian princess and Queen consort of Serbia (1284–1299). She was the fourth wife of King Stefan Uroš II Milutin of Serbia.
According to George Pachymeres, Ana was "the daughter of Terter, borne to him by the sister of Asen. The sister of Asen was Kira Maria- second wife of George I Terter. According another theory Ana was the daughter of George Terter and his first wife Maria, a sister of Bulgarian tsar Theodore Svetoslav.
In 1284 Ana married King Stefan Uroš II Milutin of Serbia as his third wife. They had two children:
Stefan Uroš III Dečanski, who succeeded as king of Serbia
Anna Neda of Serbia, who married Michael Shishman of Bulgaria.
In 1299 Stefan Uroš II Milutin divorced Ana in order to marry Simonida, who was only 5 years old.