The event logo represents 'a figure strenuously challenging for the future dream' in the 'Waves of Peace', a portrayal of Mt. Mudeung(warm embrace) and Youngsan River(fountain of life).
The slogan represents one’s wish to enhance the value of human peace in Gwangju, a city of Democracy & Human Rights in South Korea.
The mascot of the 2019 Gwangju FINA World Championships is the otter, a flagship species of Mt. Mudeungsan that has returned to the Yeongsangang River of Gwangju. The otter swimming freely in the water symbolizes the swimmers' passion for challenge and promotes the “spirits of peace” to the citizens of the world enjoying the harmonious festival.