Drills Young Yanks Fan In Forehead

A young Yankees fan was drilled in the forehead by a Giancarlo Stanton home run ball on Thursday ... but fortunately, the kid seems like he's going to be OK.

The scary scene all went down during New York's game against the Minnesota Twins at Yankee Stadium ... when Stanton hit a laser beam to right field.

The ball was absolutely crushed -- it left the park in less than 3 seconds -- but on its way down, it collided with a kid's face.

You can see in the broadcast footage, the Pinstripes fan tried to get his glove up to make the grab ... but the ball still found its way right to the top of his dome.

Video, though, later showed the fan was luckily able to shake off the knock ... and eventually, he…