1957 La Flèche Wallonne
| Race details | ||||||||||
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| Dates | 4 May 1957 | |||||||||
| Stages | 1 | |||||||||
| Distance | 226 km (140.4 mi) | |||||||||
| Winning time | 6h 01' 49" | |||||||||
| Results | ||||||||||
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The 1957 La Flèche Wallonne was the 21st edition of La Flèche Wallonne cycle race and was held on 4 May 1957. The race started in Charleroi and finished in Liège. The race was won by Raymond Impanis.