Rijeka is a city in Croatia.

Rijeka may also refer to:

• HNK Rijeka, a football club from Rijeka
• 11706 Rijeka, a minor planet
• Rijeka, Olovo, a village in Bosnia and Herzegovina
• Rijeka (Trnovo), a village in Bosnia and Herzegovina
• Rijeka (Višegrad), a village in Bosnia and Herzegovina
• Rijeka, Vitez, a village in Bosnia and Herzegovina
• Rijeka Crnojevića, a place in Montenegro