1990 Renault Slovenian Open – Singles

This was the first edition of the tournament.

Seeds

 * 1) unknown player has withdrawn
 * 2) 🇨🇦 Andrew Sznajder (second round)
 * 3)  Mark Koevermans (semifinals)
 * 4) 🇮🇹 Omar Camporese (semifinals)
 * 5)  Bruno Orešar (second round)
 * 6) 🇦🇷 Christian Miniussi (second round)
 * 7) 🇪🇸 Fernando Luna (second round)
 * 8) 🇸🇪 Magnus Larsson