Vitaliy Semyonovich Dovgun (Kazakh: Виталий Семёнович Довгун; born February 15, 1971) is a Kazakhstani sport shooter.

[1] At age thirty-eight, Dovgun made his official debut for the 2008 Summer Olympics in Beijing, where he competed in all three rifle shooting events.

He is also the husband of four-time Olympian Olga Dovgun, who qualified for the same category at these Olympic games.

In his first event, 10 m air rifle, Dovgun was able to hit a total of 587 points within six attempts, finishing thirty-eighth in the qualifying rounds.

[2] Few days later, he placed twentieth in the 50 m rifle prone, by one target ahead of Slovenia's Rajmond Debevec from the second attempt, with a total score of 592 points.