[1][2][3] In 2009, Møller Pedersen won a gold medal in the 200 m breaststroke at the European Short Course Swimming Championships.

The previous record belonged to Russian Yuliya Yefimova who had set a time of 2:20.92 at the 2012 London Olympics.

[14] At the 2016 Summer Olympics in Rio de Janeiro, she won a bronze medal as a part of the 4 × 100 m medley relay alongside Jeanette Ottesen, Mie Ø. Nielsen and Pernille Blume.

In April 2017 Rikke Møller Pedersen competed in the Danish Open national qualifiers for the upcoming World Championships in Budapest.

[17] After a distinguished career spanning over several Olympic Games, she announced her retirement in January 2019 via posts on her Facebook and Instagram profiles.