Berto Poosen
Berto Poosen (27 February 1944 – 26 February 2012) was a Belgian volleyball player. He competed at the 1968 Summer Olympics. References

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1944 births
2012 deaths
Belgian men's volleyball players
Olympic volleyball players for Belgium
Volleyball players at the 1968 Summer Olympics
People from Riemst
Sportspeople from Limburg (Belgium)
20th-century Belgian people