List of World Championships records in swimming

Below is a list of current championship (or "meet") records for the two World Championships in swimming:
 * the swimming events of the FINA World Aquatics Championships, held in a long course (50 meter) pool.
 * FINA World Swimming Championships (25 m), at which swimming is the only discipline. This meet is held in a short course (25 meter) pool.

Both events are organized by the international governing body for aquatics, FINA. These are the fastest times ever swum at any edition of the meet.