Iványi is a surname. Notable people with the surname include:
Béla Iványi-Grünwald (1867–1940), Hungarian painter, member of the Nagybánya artists' colony, founder of the Kecskemét artists' colony Dalma Iványi (born 1976), Hungarian basketball player Gyula von Iványi (1864–1920), Hungarian Olympic fencer István Szent-Iványi (born 1958), Hungarian politician and Member of the European Parliament for the Alliance of Free Democrats Iványi (river), a tributary of the Zagyva in northern Hungary See also Ivany