Giacomo Perez-Dortona or d'Ortona (born 11 November 1989) is a retired French competitive swimmer belonging to club CN Marseille. At the 2012 Summer Olympics, he competed in the men's 100 metre breaststroke, finishing in 17th place in the heats, failing to reach the semifinals. He was also part of the French men's 4 x 100 m medley relay team.

References

People from La Seyne-sur-Mer Olympic swimmers for France Swimmers at the 2012 Summer Olympics French male breaststroke swimmers Living people 1989 births World Aquatics Championships medalists in swimming Medalists at the FINA World Swimming Championships (25 m) Sportspeople from Var (department) {{France-swimming-bio-stub