2006 Pan Pacific Swimming Championships – Women's 100 metre freestyle  The women's 100 metre freestyle competition at the 2006 Pan Pacific Swimming Championships took place on August 18 at the Saanich Commonwealth Place. The last champion was Natalie Coughlin of US. This race consisted of two lengths of the pool, both lengths being in freestyle. 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 18, at 10:00. The B final was held on August 18, at 18:00. The A final was held on August 18, at 18:00.