Date of Birth: 
About Petra Fontanive
- Petra Fontanive (born 10 October 1988) is a Swiss athlete specialising in the 400 metres hurdles.
- She represented her country at the 2015 World Championships in Beijing and 2017 World Championships in London reaching the semifinals on both occasions.
- Fontanive also participated in 2016 Summer Olympics in Rio de Janeiro, where she finished sixth in her heat and did not advance to the semifinal.
- Her personal best in the event is 54.56 seconds set in Geneva in 2017.
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