The 2004 Ordina Open was a tennis tournament played on grass courts in 's-Hertogenbosch in the Netherlands that was part of the International Series of the 2004 ATP Tour and of Tier III of the 2003 WTA Tour. The tournament was held from June 14 through June 20, 2004.
Michaël Llodra defeated Guillermo Coria 6–3, 6–4
Mary Pierce defeated Klára Koukalová 7–6(7–2), 6–2
Martin Damm / Cyril Suk defeated Lars Burgsmüller / Jan Vacek 6–3, 6–7(7–9), 6–3
Lisa McShea / Milagros Sequera defeated Jelena Kostanic / Claudine Schaul 7–6(7–3), 6–3