Jenny Perret/Martin Rios (Glarus, SUI) qualified for the 2018 International Mixed Doubles Sochi playoffs, dropping their quarterfinals match 6-4 against Maria Komarova/Daniil Goryachev (Moscow, RUS). of the 2018 International Mixed Doubles Sochi in Sochi, Russia;
 
Perret/Rios finished 4-1 in the 24-team qualifying round. . In their opening game, Perret/Rios defeated Ekaterina Telnova/Artem Puzanov (Moscow, RUS) 11-7, then won 6-4 against Daria Steksova/Kirill Surovov (Dmitrov, RUS). Perret/Rios went on to lose 9-8 against Maria Ignatenko/Sergei Glukhov (Sochi, RUS). Perret/Rios responded with a 11-4 win over Elizaveta Trukhina/Andrey Dudov (Irkutsk, RUS). Perret/Rios won 11-5 against Elena Komleva/Vladimir Isak (Krasnoyarsk, RUS) in their final qualifying round match.
 
. For week 13 of the event schedule, Perret/Rios did not improve upon their best events, remaining at th place on the World Ranking Standings with total points. Perret/Rios ranks th overall on the Year-to-Date rankings with points earned so far this season.