Gstaad 1980 • ATP 250 — Undian
7 juli — 10 agustus
- Francex6
- Australiax4
- Germanyx3
- Switzerlandx3
- Argentinax2
- Brazilx2
- Spainx2
- New Zealandx2
- USAx2
- Austriax1
- Croatiax1
- Great Britainx1
- Hungaryx1
- Israelx1
- Paraguayx1
- Australiax4
- Francex2
- Switzerlandx2
- USAx2
- Brazilx1
- Germanyx1
- Hungaryx1
- Israelx1
- New Zealandx1
- Paraguayx1
- Australiax3
- Brazilx1
- Hungaryx1
- Israelx1
- New Zealandx1
- Switzerlandx1
- Australiax1
- Brazilx1
- Hungaryx1
- Switzerlandx1