Detectives have charged a man with indecent dealing relating to incidents that allegedly occurred in the North Brisbane area in the 1990s.
It will be alleged a man inappropriately touched a girl known to him.
Police believe the man previously worked in the Clayfield, Virginia and Nudgee as a swimming and triathlon coach.
A 55-year-old man has been charged with three counts of indecent dealing with a child under the age of 16 and is due to appear in the Brisbane Magistrates Court on September 4.
Investigators are appealing to anyone who may have information about similar behaviour to contact Policelink on 131 444 or Crime Stoppers on 1800 333 000.
If you have information for police, contact Policelink on 131 444 or provide information using the online form 24hrs per day.
You can report information about crime anonymously to Crime Stoppers, a registered charity and community volunteer organisation, by calling 1800 333 000 or via