Szigetszentmiklós (Hungarian: [ˈsiɡɛt.sɛntmikloːʃ]]; German: Nigglau) is a city in Pest County, Hungary, with around 40,000 inhabitants.

Szigetszentmiklós is located south of Budapest in the Csepel Island on the Danube in Ráckeve Region.

After the Árpád dynasty was established, the region of today's Ráckeve belonged to the Hungarian king.

It mentioned in official document in 1264 the first time.

Szigetszentmiklós is twinned with:[2] Artist János Nádasdy [de] was born here in 1939.