Moore's points came on 3 field goals, 1 three pointer and 4 of 4 free throws during the game.
Myles Stute added 11. Gonzaga fell to 7-3 overall while De Matha improved their record to 1-0.
Player of the game
Gonzaga's next game is scheduled to be played at home on Thursday Jan. 10 at 4:30pm versus Paul Vi.