Carlos Cuadrado (born 1 June 1983) is a former Spanish professional tennis player.

His best performance at a professional tournament was at Viña del Mar in 2006, when he progressed to the quarterfinals.

After progressing through qualifying, he defeated Tomas Behrend and Daniel Gimeno-Traver before losing against Chilean Nicolás Massú 6–4, 6–7, 3–6.

In a Challenger tournament in Tarragona, he retired against Albert Portas due to a hip injury.

[citation needed] On the ATP Challenger Circuit, he achieved moderate success, reaching four semi-finals, all on clay courts; Vigo (2005, l. Ivan Navarro), Geneva (2005, l. Werner Eschauer), Monza (2006, l. Flavio Cipolla) and Turin (2006, l. Marcel Granollers).