Mark Olson (Milton, WI) lost 7-3 to Jeff Wright (Libertyville, WI) in the Final of the USA Senior Mens National Championship, held January 25 - 28, 2018 at the Duluth Curling Club in Duluth, United States. To advance to the championship game, Olson won 8-6 over Ross Litman (Duluth, MN) in the semifinals of the 2018 USA Senior Mens National Championship in Duluth, Minnesota, United States; and won 5-4 over Doug Cameron (Duluth, MN) in the quarterfinals. of the 2018 USA Senior Mens National Championship in Duluth, Minnesota, United States;
 
Olson finished 4-0 in the 0-team qualifying round. . In their opening game, Olson defeated Darrin Holt (Farmington, MN) 5-4, then won 9-5 against John Kram (Bismarck, ND) and 7-4 against Wright. Olson won 10-1 against Art Ruohonen (Boise, ID) in their final qualifying round match.
 
. For week of the event schedule, Olson did not improve upon their best events, remaining at th place on the World Ranking Standings with total points. Olson ranks th overall on the Year-to-Date rankings with points earned so far this season.