The 1991 FIVB Volleyball Boys' U19 World Championship was held in Porto, Portugal for eight days, from 07 to 14 December 1991. This was the second edition of the tournament.
Competition formula.
The 12 teams were divided into two pools of six teams each and played a round-robin tournament. The top two teams of each pool progressed to the semifinals.
Final standing.
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References.
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