UCI Women's WorldTour One day races Chantal van den Broek-Blaak (née Blaak; born 22 October 1989) is a Dutch road racing cyclist, who last rode for UCI Women's WorldTeam Team SD Worx–Protime.

In 2014, she joined Specialized–lululemon and won her first UCI Women's Road World Cup race, the Open de Suède Vårgårda.

She transferred to the Boels–Dolmans team for 2015, along with sponsors Specialized Bicycle Components and lululemon Athletica and teammate Evelyn Stevens.

2016 was her most successful season to date, yielding wins in Le Samyn des Dames, the Ronde van Drenthe, Gent–Wevelgem and the Holland Ladies Tour.

In 2017, van den Broek-Blaak became both Dutch national and world road race champion after she successfully broke away from an elite group of riders 8 kilometres (5.0 miles) from the finish.