The 2013 FIVB Volleyball Men's U23 World Championship was held in Uberlândia, Brazil from 6 to 13 October 2013.
[1] For this tournament, the first four sets were played over 21 points.
[2] The 2013 FIVB Volleyball Men's U23 World Championship will feature two countries per confederation plus the host Brazil and the highest country in the world rankings not already selected by their confederation, in this case Russia.
[1] Teams were seeded following the Serpentine system according to their FIVB World Ranking as of 22 July 2013.
[3] FIVB reserved the right to seed the hosts as head of pool A regardless of the World Ranking.