He was clearly striking the ball well, too, as he took part in the annual Par 3 contest this afternoon, as evidenced by this hole-in-one.
If that was the case, Finau showed little sign of injury, as he finished his round - two more holes - without a noticeable limp.
As you can see in the footage above, Finau falls to the ground and clutches his ankle before plucking up the courage to snap it back into place, as his children looked on.
Finau was not the only player to score a hole-in-one at the seventh. He got up and walked away gingerly.
From there, he was ushered into the clubhouse without further comment.
Tony Finau takes his talents to Augusta, Georgia, for a debut appearance at this week's Masters Tournament.
Tony Finau, the 34th-ranked golfer in the world, may have hurt himself the day before he was set to play in his first Masters.
Finau followed Dylan Frittelli in making an ace at the traditional par-three contest 24 hours before the start of the iconic tournament at Augusta on Wednesday.