The 2003 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 2003 ATP Tour and of Tier III of the 2003 WTA Tour. The tournament was held from June 16 through June 22, 2003.
Sjeng Schalken defeated Arnaud Clément 6–3, 6–4
- It was Schalken's 1st title of the year and the 14th of his career.
Kim Clijsters defeated Justine Henin-Hardenne 6–7(4–7), 3–0 (Henin-Hardenne retired)
- It was Clijsters' 7th title of the year and the 22nd of her career.
Martin Damm / Cyril Suk defeated Donald Johnson / Leander Paes 7–5, 7–6(7–4)
- It was Damm's 2nd title of the year and the 25th of his career. It was Suk's 2nd title of the year and the 26th of his career.
Elena Dementieva / Lina Krasnoroutskaya defeated Nadia Petrova / Mary Pierce 2–6, 6–3, 6–4
- It was Dementieva's 2nd title of the year and the 6th of her career. It was Krasnoroutskaya's only title of the year and the 1st of her career.