The Ialomița is a river of Southern Romania. It rises from the Bucegi Mountains in the Carpathians. It discharges into the Borcea branch of the Danube in Giurgeni. It is 417 km (259 mi) long, and its basin area is 10,350 km2 (4,000 sq mi). Ialomița County takes its name from this river.
The Aninoasa River is a right tributary of the river Dâmbovița in Romania. It discharges into the Dâmbovița in Căprioru.
The Bădeni River or Bădeanca River is a tributary of the Dâmboviţa River in Romania.
The Ialomicioara River is a left tributary of the river Ialomița in Romania. It discharges into the Ialomița in Pucheni.
The Râușorul is a tributary of the Dâmboviţa River in Romania. It starts at the confluence of its headwaters, the Boteanu River and the Bugheanu River.
The Ciorogârla River is a left tributary of the river Sabar in Romania. It discharges into the Sabar in Jilava. For the flood protection of the city of Bucharest the floods of the Dâmbovița River are diverted at Brezoaele into the Ciorogârla River.
The Sabar River or Răstoaca River is a left tributary of the river Argeș in Romania. It discharges into the Argeș in Valea Dragului. Its source is near the village Ludești, northwest of Târgoviște. For much of its length, it flows parallel to and at a short distance from the Argeș.
The Colentina River is a left tributary of the river Dâmbovița in Romania. It discharges into the Dâmbovița near Cernica. It passes through the city of Bucharest and the villages and towns Călugăreni, Bălănești, Ghimpați, Ciocănești, Crevedia, Buftea, Mogoșoaia, Pantelimon and Cernica.
The Pasărea River is a left tributary of the river Dâmbovița in Romania. It discharges into the Dâmbovița in Fundeni.
The Baranga River is a left tributary of the river Colentina in Romania. It discharges into the Colentina in Ghimpați.
The Șuța River is a left tributary of the river Sabar in Romania. It discharges into the Sabar in Pitaru.
The Slănic is a left tributary of the river Ialomița in Romania. It discharges into the Ialomița in Comișani.
The Bizdidel River is a left tributary of the river Ialomița in Romania. It discharges into the Ialomița in Brănești.
The Pâscov River is a left tributary of the river Ialomița in Romania. It discharges into the Ialomița in Gheboaia.
The Crivăț River is a left tributary of the river Ialomița in Romania. It discharges into the Ialomița in Crivățu.
The Vulcana River is a right tributary of the river Ialomița in Romania. It discharges into the Ialomița in Șotânga.
The Râul Sticlăriei is a tributary of the Vulcana River in Romania.
The Râul Alb is a left tributary of the river Dâmbovița in Romania. It discharges into the Dâmbovița near Voinești.
The Snagov River is a right tributary of the river Ialomița in Romania. It discharges into the Ialomița near Gruiu. Lake Snagov is located on the lower reach of the river.
The Valea Saulei River is a tributary of the Colentina River in Romania.
