Hong Kong in late 1984, she turned professional at the beginning of 1985, not yet 19 years old. Professional career She collected her first professional win at the Pierre Robert Cup, over 54 holes at Falsterbo Golf Club, in Sweden in May 1985 and played on the Ladies European Tour (at the time named the WPGA Tour) the second half of the year, were she won twice. At the Höganäs Ladies Open at Mölle Golf Club in Sweden, she became the youngest ever winner on the WPGA Tour. She led the 1986 Ladies European Tour Order of Merit for most of the season, with eight straight top three finishes, but lost the lead to Laura Davies at the last tournament, the Spanish Open. While Davies won the tournament, Neumann finished 27th, her worst of the season. In the rankings, Neumann finished second, earning £494 less than Davies. The same year the ladies' Swedish Golf Tour get started with seven tournaments and Neumann was its first Order of Merit winner. Neumann became a member of the LPGA Tour in 1988, after tying fourth at the LPGA Tour Final Qualifying Tournament in late 1987. At the 1988 U.S. Women's Open at Baltimore Country Club, Five Farms, Baltimore, Maryland, July 21-24, at 22 years of age, Neumann led wire-to-wire in just her 16th LPGA Tour tournament, setting a new tournament first-round record 67 and 72-hole record 277, becoming the first Swedish major winner, male or female, as well as the first Swedish tournament winner on the LPGA Tour or the PGA Tour. She became the fifth non-U.S.-winner and the second youngest (by two months to Catherine Lacoste in 1967) in the 43-year history of the championship. She was voted 1988 LPGA Tour Rookie of the Year and earned her second Swedish Golfer of the Year award. She was also appointed 1988 Swedish Sportswomen of the Year by Aftonbladet and the Swedish Sports Confederation. In total she won thirteen times on the LPGA Tour. The 1988 U.S. Women's Open remains her only LPGA major, but she won the Women's British Open in 1994, when it was recognised as a major championship by the Ladies European Tour, but not by the LPGA Tour. She also finished second five times in three other major championships. Her best finish on the LPGA Tour money list is third in 1994. She also finished top ten in 1996, 1997