Károlyi is a Hungarian surname and nobility, and may refer to:
Károlyi family
Alexander Károlyi (1668–1743) First Count.
Alajos Károlyi (1825–1899), Austro-Hungarian Count
Gyula Károlyi (1871–1947), former Prime Minister of Hungary (1931-1932)
Mihály Károlyi (1875–1955), former Prime Minister of Hungary (1918-1919)
Béla Károlyi (born 1942), Hungarian gymnastics coach
Márta Károlyi (born 1942), gymnastics coach and National Team Coordinator for USA Gymnastics
Tibor Károlyi (born 1961), Hungarian chess International Master
There is also a vineyard in Hungary producing white and red wines under the Károlyi appellation.
