The men's 100 metre freestyle competition at the 2014 Pan Pacific Swimming Championships took place on August 22 at the Gold Coast Aquatic Centre.

[1][2] The last champion was Nathan Adrian of US.

[4] Prior to this competition, the existing world and Pan Pacific records were as follows: All times are in minutes and seconds.

The first round was held on August 22, at 11:00.

[1] The B final was held on August 22, at 20:19.