Martin Sladek (born April 17, 1988) is multiple world and European freestyle footbag champion.

His routines reached the best level of technical merit, artistic impression and cooperation (all the criteria that are judged) and the performance presented by him at the 2009 world footbag championship in Berlin is the top rated performance in all the three criteria in the history of the sport.

Besides sport he is focused on trading (investing) and skill card game poker (mainly no limit Texas hold'em).

The technical mark includes mainly difficulty, variety and execution of performed tricks.

Cooperation requires even distribution of players' effort, coordination, difficulty and variety of formations.