Through her marriage, Maleeva began representing Switzerland officially from January 1990 until her retirement in February 1994.

[1] In 1982, Maleeva won the junior French Open, and also made her debut on the senior tour, ending the year ranked in the top 100.

She also won her only Grand Slam title that year – in mixed doubles at the US Open with American Tom Gullikson.

In 1992 and 1993, Maleeva-Fragnière registered her all-time best achievement in Grand Slam singles competition when she reached the semifinals of the US Open both years (in 1992, after beating youngest sister Magdalena in the quarterfinals).

[2] In 1994, Maleeva-Fragnière retired from professional tennis, after winning the title in Osaka where she beat Iva Majoli in the final.

[2] In Fed Cup competition, Maleeva twice helped Bulgaria reach the semifinals (1985 and 1987), and then led Switzerland to the quarterfinals in 1991.

[2] Maleeva married Swiss tennis coach François Fragnière in December 1987 and from then on, began competing as Manuela Maleeva-Fragnière.