Guido Casty

{{short description|Swiss bobsledder}}

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{{MedalSport|Bobsleigh}}

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{{MedalSilver|1974 St. Moritz|Four-man}}

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Guido Casty is a Swiss bobsledder who competed in the mid-1970s. He won a silver medal in the four-man event at the 1974 FIBT World Championships in St. Moritz.