Sânnicolau Mare is a town in Timiș County, Romania, and the westernmost in the country. Located in the Banat region, along the borders with Serbia and Hungary, it has a population of 10,627 as of 2021.

Timiș is a county (județ) of western Romania on the border with Hungary and Serbia, in the historical region of Banat, with the county seat at Timișoara. It is the westernmost and the largest county in Romania in terms of land area. The county is also part of the Danube–Criș–Mureș–Tisa Euroregion.