1984 Geneva Open – Singles

Mats Wilander was the defending champion but lost in the quarterfinals this year.

Aaron Krickstein won the title, defeating Henrik Sundström 6–7, 6–1, 6–4 in the final.

Seeds

 * 1) 🇸🇪 Mats Wilander (quarterfinals)
 * 2) 🇸🇪 Henrik Sundström (final)
 * 3) 🇪🇸 Juan Aguilera (quarterfinals)
 * 4)  Tomáš Šmíd (quarterfinals)
 * 5) 🇺🇸 Aaron Krickstein (champion)
 * 6)  Libor Pimek (semifinals)
 * 7) 🇭🇺 Zoltán Kuhárszky (first round)
 * 8) 🇪🇸 Emilio Sánchez (first round)