Rupandehi 1 one of three parliamentary constituencies of Rupandehi District in Nepal.

This constituency came into existence on the Constituency Delimitation Commission (CDC) report submitted on 31 August 2017.

[1] Rupandehi 1 incorporates Devdaha Municipality, Rohini Rural Municipality, wards 1 and 3–5 of Omsatiya Rural Municipality and wards 7–12 and 15–16 of Tilottama Municipality.

It encompasses the following Lumbini Provincial Assembly segment