See main article: 1999 Gerry Weber Open.
Ellis Ferreira and Rick Leach were the defending champions, but Leach did not participate this year. Ferreira partnered Nicklas Kulti, losing in the quarterfinals.
Jonas Björkman and Patrick Rafter won the title, defeating Paul Haarhuis and Jared Palmer 6–3, 7–5 in the final.
Jonas Björkman / 
Patrick Rafter (champions)
Jared Palmer (final)
Jiří Novák / David Rikl (first round)