2003 BCR Open Romania – Singles

David Ferrer was the defending champion but lost in the first round to Galo Blanco.

David Sánchez won in the final 6–2, 6–2 against Nicolás Massú.

Seeds
A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.


 * 1) 🇷🇺 Nikolay Davydenko (first round)
 * 2)  Nicolás Massú (final)
 * 3) 🇦🇲 Sargis Sargsian (quarterfinals)
 * 4) 🇪🇸 David Sánchez (champion)
 * 5) 🇫🇷 Paul-Henri Mathieu (quarterfinals)
 * 6) 🇪🇸 David Ferrer (first round)
 * 7) 🇪🇸 Fernando Vicente (first round)
 * 8) 🇪🇸 Alberto Martín (second round)