|Born||22 February 1982|
With the Dutch eights Smulders qualified for the 2004 Summer Olympics in Athens and she and her team mates rowed to the bronze medal. In 2007, she returned to the eights in which the Dutch only became seventh at the World Championships. Earlier that year they won the Rowing World Cup in Amsterdam and they finished third in both Luzern and Linz.
She qualified for the 2008 Summer Olympics in Beijing with the Dutch eights forming a team with Femke Dekker, Annemiek de Haan, Roline Repelaer van Driel, Nienke Kingma, Sarah Siegelaar, Annemarieke van Rumpt, Helen Tanger and cox Ester Workel.
- Athlete biography: Marlies Smulders, beijing2008.cn, ret: 14 August 2008