Tadeusz Walasek (born Jule 15, 1936 in Elzbiecinie) represented Poland at the 1956 Summer Olympics in Melbourne, Australia, boxing as a Welterweight (67 kg), at the 1960 Summer Olympics in Rome, Italy, boxing as a Middleweight (75 kg) and at the 1964 Summer Olympics in Tokyo, Japan, boxing as a Middleweight (75 kg). He won an Olympic silver medal in 1960 and a bronze medal in 1964.
- Amateur record: 378-34-9
- Round of 16 - Lost to Fred Tiedt (Ireland) PTS
- Round of 32 - Defeated Sultan Mahmoud (Pakistan) 5:0
- Round of 16 - Defeated Teifion Davies (Australia) 5:0
- Quarterfinal - Defeated Frederik Van Rooyen (South Africa) 5:0
- Semifinal - Defeated Yevgeny Feofanov (Soviet Union) 4:1
- Final - Lost to Eddie Crook (United States) 2:3