▁by ▁the ▁Asian ▁Tour ▁ ▁Asia ▁G olf ▁Circ uit ▁wins ▁( 1 ) ▁ 1 9 9 1 ▁Hong ▁Kong ▁Open ▁ ▁Other ▁European ▁wins ▁( 1 4 ) ▁ 1 9 7 5 ▁German ▁National ▁Open ▁Championship ▁ 1 9 7 7 ▁German ▁National ▁Open ▁Championship ▁ 1 9 7 9 ▁German ▁National ▁Open ▁Championship , ▁German ▁P GA ▁Championship ▁ 1 9 8 3 ▁John nie ▁Walker ▁Open ▁ 1 9 8 4 ▁German ▁National ▁Open ▁Championship ▁ 1 9 8 5 ▁German ▁National ▁Open ▁Championship ▁ 1 9 8 6 ▁German ▁National ▁Open ▁Championship ▁ 1 9 8 7 ▁German ▁National ▁Open ▁Championship ▁ 1 9 8 8 ▁German ▁National ▁Open ▁Championship ▁ 1 9 8 9 ▁German ▁National ▁Open ▁Championship ▁ 1 9 9 0 ▁German ▁National ▁Open ▁Championship ▁ 1 9 9 1 ▁German ▁National ▁Open ▁Championship ▁ 1 9 9 2 ▁German ▁National ▁Open ▁Championship ▁Note : ▁the ▁German ▁National ▁Open ▁Championship ▁is ▁a ▁different ▁event ▁from ▁the ▁German ▁Open ▁listed ▁five ▁times ▁in ▁the ▁European ▁Tour ▁wins ▁section . ▁That ▁event ▁was ▁open ▁to ▁all ▁com ers , ▁German ▁and ▁non - G erman . ▁The ▁German ▁National ▁Open ▁Championship ▁is ▁" open " ▁to ▁German ▁golf ers ▁whether ▁they ▁are ▁amateur ▁or ▁professional . ▁ ▁South ▁American ▁wins ▁( 2 ) ▁ 1 9 8 0 ▁Colomb ian ▁Open ▁ 1 9 9 7 ▁Argent ine ▁Masters ▁ ▁Other ▁wins ▁( 1 0 ) ▁ ▁Other ▁play off ▁record ▁( 2 – 0 )