The 2019 FIVB Volleyball Boys' U19 World Championship was the sixteenth edition of the FIVB Volleyball Boys' U19 World Championship, contested by the men's national teams under the age of 19 of the members of the FIVB, the sport's global governing body. The tournament was held in Tunis and Radès, Tunisia from 21 to 30 August 2019. Tunisia played hosts for this event for the first time. Iran was the defending champions, having won their second title in Bahrain. Players must be born on or after 1 January 2001.