The Kursk Constituency (No.109[a]) is a Russian legislative constituency in the Kursk Oblast.

In 1993-2007 the constituency covered Eastern Kursk Oblast, the cities of Kursk and Shchigry, but in 2016 Lgov constituency in Western Kursk Oblast was extended to Kursk and gained the name "Kursk constituency", while the territory of former Kursk constituency was placed into Seimsky constituency.