Erno Kis-Király born March 26, 1958 in Komló, Hungary, (father: Kálmán Kis-Király miner; mother: Lenke Handó an employee of the Hungarian State Railways) is a Hungarian ultramarathon runner .
Kis-Király is most well known for his three victories at the Vienna to Budapest Supermarathon five-day stage race, the most prestigious road race in Central Europe of the 1990s.
At the same time, his sub 6:30 hour mark at the 100 km (De Nacht van Vlaanderen 1989) event and his 12-hour performance exceeding 150 km (1991) are just as remarkable.