Remy Dianne Siemsen (born 10 November 1999) is an Australian professional soccer player who plays for Kristianstads DFF in the Damallsvenskan and the Australia national team.

[4] Siemsen was selected for the Australian School Girls Squad and represented Football NSW at the National Training Centre (NTC) Challenge.

[11] Returning to Sydney for the 2017–18 season, Siemsen scored the game-winning goal coming off the bench as a substitute against former champions Melbourne City on 18 November.

In April 2018, Siemsen joined Women's Premier Soccer League (WPSL) side California Storm on a short-term contract.

[20] Siemsen scored seven goals during the season and won the W-League Golden Boot in a four-way tie with foreign players Morgan Andrews, Natasha Dowie, and Kristen Hamilton.

[26] A couple of weeks after Sydney FC announced her departure, it was revealed that Siemsen had signed with English Women's Super League club Leicester City.

[29] During the 2017 AFC U-19 Women's Championship, Siemsen scored a goal against Vietnam, Japan and South Korea in consecutive games to advance Australia to the semi-finals for the first time in 11 years.