1986 CA-TennisTrophy – Singles

Jan Gunnarsson was the defending champion but lost in the semifinals to Karel Nováček.

Brad Gilbert won in the final 3–6, 6–3, 7–5, 6–0 against Nováček.

Seeds

 * 1) 🇺🇸 Brad Gilbert (champion)
 * 2) 🇺🇸 Tim Mayotte (first round)
 * 3)  Milan Šrejber (first round)
 * 4) 🇺🇸 Tim Wilkison (first round)
 * 5)  Slobodan Živojinović (first round)
 * 6) 🇸🇪 Jonas Svensson (semifinals)
 * 7) 🇮🇹 Paolo Canè (first round)
 * 8) 🇸🇪 Peter Lundgren (first round)