- 3.1 Individual
Els Callens was especially successful in doubles. She won 10 WTA tournaments in doubles. In individual could win 11 tournaments in the lower doped ITF Tour.
At the Olympic Games in Sydney in 2000, she won the doubles with her partner Dominique Van Roost the bronze medal. In the semifinals they lost to the American pair of siblings Serena and Venus Williams.
From 1994 to 2005 Els Callens played for Belgium in the Federation Cup. In 2001, she was part of the Belgian team to Justine Henin and Kim Clijsters, who won the Cup with 2-1 win over Russia. In the same year the Fed Cup team was voted team of the year in Belgium. Your personal record in Fed Cup stands at 9:7 victories in singles and 17:6 in doubles.