Amersfoort 1990 • ATP 250 — Cuadro
23 — 29 julio
- Spainx9
- Argentinax5
- Netherlandsx3
- Francex2
- Uruguayx2
- Australiax1
- Austriax1
- Belgiumx1
- Croatiax1
- Czech Republicx1
- Germanyx1
- Italyx1
- Perux1
- Switzerlandx1
- Slovakiax1
- USAx1
- Spainx8
- Argentinax1
- Australiax1
- Belgiumx1
- Francex1
- Italyx1
- Netherlandsx1
- Uruguayx1
- USAx1
- Spainx3
- Argentinax1
- Belgiumx1
- Francex1
- Italyx1
- USAx1