Yes, you can change your display name by:
1. Opening the Tim Hortons app.
2. Selecting the ‘NHL Hockey Challenge’ tile to open the game.
3. Selecting your win streak in the top-right corner of the screen.
4. From there, scroll to the bottom of the page to ‘Display name’, and enter your new name for the leaderboard.
5. Select ‘Update’ to save the change.