Călărași, Calarasi or Calarashi may mean the following:

• Călărași, a city in Romania
• Călărași County in Romania
• Călărași, Moldova, a city in Moldova
• Călărași district in Moldova
• Călărași, Botoșani, a commune in Botoșani County, Romania
• Călărași, Cluj, a commune in Cluj County, Romania
• Călărași, Dolj, a commune in Dolj County, Romania
• Călărași (cavalry), historical light cavalry in Moldavian/Romanian lands, either military or courier service

• Chtylok
• CHTY-TV
• ChTZ
• CHTZ-FM
• CHU
• ChU
• Chua
• Chua Ba Thien Hau
• Chua Bo De
• Chua Buu Mon
• Chua Chu Kang
• Chua Chu Kang Single Member Constituency
• Chua Chu Kang SMC
• Chua circuit
• Chuadanga Sadar Upazila
• Chuadhry pervaiz elahi
• Chuailnge
• Chuak
• Chualar
• Chua Ling Fung
• Chuanbi convention
• Chuanchew
• Ch'uan-chou
• Chuandongocoelurus
• Chuandongocoelurus primitivus