斯特凡·尼曼雅(教会斯拉夫语：Стѣфань, 塞尔维亚语：Стефан Немања, 音标[ˈstɛfaːn ˈnɛmaɲa]) (1113年 – 1199年2月13日) 中古时代塞尔维亚贵族，1166年-1199年之间，接续孚勘挪维奇王朝（塞尔维亚文：Вукановићи，拉丁化：Vukanovići）成为中古塞尔维亚拉西加(Рашка)的大茹潘(Велики Жупан)。他控制了邻近包含泽塔(Zeta/ Duklja)的塞尔维亚人地区，将之统一，创建尼曼亚王朝。由于他死后多神迹，他被视为东正教的圣人。

Stefan Nemanja (Serbian:Стефан Немања, pronounced [stêfaːn ně̞maɲa]; ca 1113 – 13 February 1199) was the Grand Prince (Veliki Župan) of the Serbian Grand Principality (also known as Rascia) from 1166 to 1196. A member of the Vukanović dynasty, Nemanja founded the Nemanjić dynasty, and is remembered for his contributions to Serbian culture and history, founding would evolve into the Serbian Empire, as well as the national church. According to the Serbian Academy of Sciences and Arts, Nemanja is also among the most remarkable Serbs for his literary contributions and altruistic attributes.