The 2003 Copenhagen Open was a men's tennis tournament played on indoor hard courts at the K.B. Hallen in Copenhagen in Denmark and was part of the International Series of the 2003 ATP Tour. It was the 15th edition of the tournament and was held from 24 February until 2 March 2003. Third-seeded Karol KuÃÂera won the singles title.
Karol KuÃÂera defeated Olivier Rochus, 7âÂÂ6<sup>(7âÂÂ4)</sup>, 6âÂÂ4.
TomÃ¡à ¡ Cibulec / Pavel VÃÂzner defeated Julian Knowle / Michael Kohlmann, 7âÂÂ5, 5âÂÂ7, 6âÂÂ2.