1981 Fischer-Grand Prix – SinglesBrian Gottfried was the defending champion but lost in the final 1–6, 6–0, 6–1, 6–2 to Ivan Lendl.SeedsThe draw allocated unseeded players at random; as a result seven seeds received a bye into the second round. Ivan Lendl Brian Gottfried ' Stan Smith ' Tomáš Šmíd ' Sandy Mayer ' Rolf Gehring ' Carlos Kirmayr ' Shlomo Glickstein ' John Austin ' Sammy Giammalva Jr. ' Stanislav Birner ' Pavel Složil ' Ulrich Pinner ' Trey Waltke ' Ángel Giménez ' Nick Saviano ''''