Yamansu (Russian: Ямансу; Chechen: Лакха-Отар, Laqa-Otar) is a rural locality (a selo) in Novolaksky District, Republic of Dagestan, Russia.

[3] Yamansu is located 21 km southwest of Khasavyurt[4] and 7 km northwest of Novolakskoye (the district's administrative centre) by road, on the Yamansu River.

Banayurt and Balansu are the nearest rural localities.

[5] Chechens live there.

This Republic of Dagestan location article is a stub.