Giovanni Guidetti was born in the Modena/Italy on September 20 1972. He started to coaching for the first time at the age of 22 in Volley 2000 Spezzano which was the team in his hometown and showing the success of being promoted to the top league of Italy together with this team in 1997. On that year Guiedetti awarded as the "Coach of the Year". He served as the vice coach of Italian National Team between the years of 1997 and 2000 and took part in 2000 Summer Olympics in Sydney.After that year Giovanni, worked in USA for about one year, then returned to Italy and served as the head coach of Vicenza, Reggio Emilia, Modena and Chieri teams respectively. With Chieri he won the 2005 Top Teams Cup.He worked with Bulgarian National Team during the 2003 European Chamionship. Between 2006 and 2014 Gioavanni Guidetti led German National Team and won bronze medal at 2009 World Grand Prix, silver medals at 2011 and 2013 CEV European Championship, gold medal at 2013 CEV European League. In 2015 he started to work with the Netherlands National Team and won silver medal at 2015 CEV European Championship and they became champion of the 2015 World Grand Prix 2nd Group. Guidetti and the Netherlands National Team were also participated in 2016 Rio Olympic Games. Giovanni Guidetti is working for Turkish Women National Team as head coach since January 2017.Giovanni Guidetti is working at VakıfBank since 2008. Within this eight years period his team won below tournaments:2011: CEV Champions League2013: CEV Champions League2013: Turkish Cup2013: Turkish League2013: FIVB Club World Championship2013: Turkish Super Cup2014: Turkish Cup2014: Turkish League2014: Turkish Super Cup2016: Turkish League, 1st2016: CEV Champions League, 2nd2017: CEV Champions League, 1st2017: FIVB Club World Championship, 1st