Se
- Sebasticook River - Maine
- Second River - New Jersey
- Second Broad River - North Carolina
- Seekonk River - Rhode Island
- Segreganset River - Massachusetts
- Sekiu River - Washington
- Selawik River - Alaska
- Selway River - Idaho
- Seneca Creek - Maryland
- Seneca Creek - West Virginia
- Seneca River - New York
- Sepulga River - Alabama
- Sequatchie River - Tennessee
- Sespe Creek - California
- Seven Mile River - central Massachusetts
- Seven Mile River - Massachusetts, Rhode Island
- Severn River - Maryland
- Sevier River - Utah
Read more about this topic: List Of Rivers Of The United States: S