The Baganyonok (Russian: Баганёнок) is a river in Novosibirsk Oblast, Russia.

[1][2] The basin of the river is located in the Krasnozyorsky, Bagansky, and Karasuksky districts.

The sources are in a swamp in Nizhnecheremoshnoye village, to the north of the winding channel of the Karasuk.

Finally it joins the left bank of the Bagan 129 km (80 mi) from its mouth.

[5] There are a number of villages near the banks of the Baganyonok, such as Nizhnebayanovsky, Kuchugur and Bolshiye Luki, as well as the now disappeared settlement of Novonikolayevka at 53°52′30″N 78°29′22″E / 53.87500°N 78.48944°E / 53.87500; 78.48944.