Swimming at the 2017 SEA Games – Men's 50 metre freestyle

The men's 50 metre freestyle competition of the swimming event at the 2017 SEA Games was held on 25 August at the National Aquatic Centre in Kuala Lumpur, Malaysia.

Prior to this competition, the existing Asian and Games records were as follows: All times are Malaysia Standard Time (UTC+08:00) The heats were held on 25 August.

The final was held on 25 August.