Marie Turmann/Harri Lill (Tallinn, EST) lost 7-2 to Zuzana Hajkova/Tomas Paul (Prague, CZE) in the Final of the WCT Tallinn Masters Mixed Doubles, held February 16 - 18, 2018 in Tallinn, Estonia. To advance to the championship game, Turmann/Lill won 9-2 over Jayne Stirling/Fraser Kingan (Aberdeen, SCO) in the semifinals of the 2018 WCT Tallinn Masters Mixed Doubles in Tallinn, Estonia; and won 5-3 over Triin Madisson/Karl Kukner (Tallinn, EST) in the quarterfinals. of the 2018 WCT Tallinn Masters Mixed Doubles in Tallinn, Estonia;
 
Turmann/Lill finished 5-0 in the 18-team qualifying round. . In their opening game, Turmann/Lill defeated Virginija Paulauskaite/Tadas Vyskupaitis (Vilnius, LTU) 13-1, then won 10-5 against Hajkova/Paul and 11-1 against Madisson/Kukner. Turmann/Lill won 9-3 against Karen Wauters/Marco Etienne (Luxembourg, LUX), then won 5-3 against Madisson/Kukner in their final qualifying round match.
 
. For week 28 of the event schedule, Turmann/Lill did not improve upon their best events, remaining at th place on the World Ranking Standings with total points. Turmann/Lill ranks th overall on the Year-to-Date rankings with points earned so far this season.