Ugo Pierre Jean Guy Raczynski (born 30 November 1977) is a French professional football manager, who manages the Sion U16s.
In 2015, he was appointed the manager of Martigny-Sports, where he stayed for six seasons.
[3] He left Martigny-Sports on 16 October 2020 after the COVID-19 pandemic, and joined FC Sion as the manager of their U16s.
[4] On 11 March 2021, Raczynski was appointed the interim coach for Sion for a period of 20 days, as they looked for a new manager.
[5] Marco Walker succeeded Raczynski six days later, on 17 March 2021.