The Luni is a river of western Rajasthan state, India. It originates in the Pushkar valley of the Aravalli Range, near Ajmer and ends in the marshy lands of Rann of Kutch in Gujarat, after travelling a distance of 530 km.
It is first known as Sagarmati, then after passing Govindgarh, it meets its tributary Sarsuti, which originates from Pushkar Lake, and from then on it gets its name Luni. It is also known as Lavanavari river.
It means "Salt River" in Sanskrit, due high salinity of its water.Luni is the river that emerges from Naga hills of Annasagar (Ajmer) and flows Westward at Jodhpur, Barmer, Jalore and finally merges in Gulf of Kachchh.