New Brunswick's Deanna MacDonald/Dylan MacDonald run at the 2018 New Brunswick Mixed Doubles Championship came to an end in the semifinals with a 6-4 loss to New Brunswick's Julia Hunter/Alex Robichaud. of the 2018 New Brunswick Mixed Doubles Championship in Oromocto, New Brunswick; of the 2018 New Brunswick Mixed Doubles Championship in Oromocto, New Brunswick;
 
New Brunswick's Deanna MacDonald/Dylan MacDonald finished 2-0 in the 0-team qualifying round. . In their opening game, New Brunswick's Deanna MacDonald/Dylan MacDonald defeated New Brunswick's Kayla Russell/Jack Smeltzer 9-6, then won 8-1 against New Brunswick's Leah Thompson/Charlie Sullivan in their final qualifying round match.
 
. For week 29 of the event schedule, New Brunswick's Deanna MacDonald/Dylan MacDonald did not improve upon their best events, remaining at th place on the World Ranking Standings with total points. New Brunswick's Deanna MacDonald/Dylan MacDonald ranks th overall on the Year-to-Date rankings with points earned so far this season.