The Daystrom Prize was an award given to those individuals who had made significant scientific and technical achievements.
At some point prior to 2377, Doctor Lewis Zimmerman won the Daystrom Prize for holography. (VOY: "Life Line")
In 2378, Harry Kim predicted that Reginald Barclay would win the Daystrom Prize for making the first trans-galactic commlink, asking Barclay to thank USS Voyager's crew when he accepted it. (VOY: "Author, Author")