|Intro||German volleyball player|
|Is||Athlete Volleyball player Beach volleyball player|
|Birth||14 October 1975, Schkeuditz, Germany|
Mark Siebeck (born October 14, 1975 in Schkeuditz, Saxony) is a volleyball player from Germany, who played for the Men's National Team in the 2000s. He played as a wing-spiker.
2001 FIVB World League — 13th place 2001 European Championship — 9th place 2002 FIVB World League — 9th place 2003 FIVB World League — 10th place 2003 European Championship — 7th place