The Men's 50 metre rifle prone event at the 2008 Olympic Games took place on August 15 at the Beijing Shooting Range Hall.

The event consisted of two rounds: a qualifier and a final.

In the qualifier, each shooter fired 60 shots with a .22 Long Rifle at 50 metres distance from the prone position.

The total score from all 70 shots was used to determine final ranking.

The existing world and Olympic records were as follows.