Her match against Steffi Graf in the first round of the 1986 Fed Cup was the first appearance of the then West German in the competition.

Devries was a member of Belgium's World Youth Cup winning side in 1986 and won the girls' doubles title at the 1987 Australian Open with Nicole Provis.

[2] She broke through on the WTA Tour in 1987 with singles quarterfinal appearances in four tournaments, at Auckland, Taipei, Singapore and Knokke.

Her best performance came at the Sofia Open in 1988 where she made the semi-finals and three months later reached her career best ranking of 77 in the world.

[2] After finishing her Fed Cup playing career with a 12/13 overall record from 15 ties, she returned to captain the team from 2012 to 2016.