Đoàn Kiến Quốc (born 24 March 1979 in Nha Trang) is a Vietnamese table tennis player.

[3] He won a gold medal, along with his partner Dinh Quang Linh in the men's doubles, at the 2009 Southeast Asian Games in Vientiane, Laos.

[1] Doan made his official debut for the 2004 Summer Olympics in Athens, where he competed in the men's singles.

He lost the first preliminary round match to a Chinese-born Italian table tennis player Yang Min, with a set score of 1–4.

[5] At the 2008 Summer Olympics in Beijing, Doan qualified for the second time in the men's singles, after receiving a ticket from the Southeast Asian Qualification Tournament in Singapore.