David Gervasi (born 1 August 1983 in Poschiavo, Graubünden) is a decathlete from Switzerland. He set his personal best score (7755 points) in the men's decathlon on 1 June 2008 at the 2008 Hypo-Meeting in Götzis. Gervasi is a two-time national champion in the men's decathlon: 2005 and 2006.
| Year | Competition | Venue | Position | Notes |
|---|---|---|---|---|
| 2005 | Hypo-Meeting | Götzis, Austria | 18th | Decathlon |
| 2006 | Hypo-Meeting | Götzis, Austria | DNF | Decathlon |
| 2007 | Hypo-Meeting | Götzis, Austria | 15th | Decathlon |
| World Student Games | Bangkok, Thailand | 8th | Decathlon | |
| 2008 | Hypo-Meeting | Götzis, Austria | 14th | Decathlon |