Dave DeGaetano was a Starfleet officer in the 24th century.
During the 2370s, he was part of the Research and Development team listed on the dedication plaque of the USS Defiant on stardate 47538.5, and later on the USS Sao Paulo on stardate 52889.3. (DS9: "The Die is Cast", dedication plaque; DS9: "The Dogs of War", dedication plaque)
This character was only mentioned in writing.
He was named after production staff member Dave DeGaetano.
He was listed as a member of Science Ops at Utopia Planitia Fleet Yards on the dedication plaque of the USS Odyssey. This plaque was made for the Star Trek: Deep Space Nine episode "The Jem'Hadar", but did not make an appearance in the episode. This plaque can be viewed at the twitter account of DS9's writer and producer Ira Steven Behr. [1]