See main article: 1999 SEAT Open Luxembourg. The 1999 SEAT Open Luxembourg doubles was the doubles event of the ninth edition of the most prestigious women's tennis tournament held in Luxembourg. Elena Likhovtseva and Ai Sugiyama were the reigning champions but they did not compete in this year.
Irina Spîrlea and Caroline Vis won the title, defeating Slovenians Katarina Srebotnik and Tina Križan in the final.