Dorian Çollaku (born in 1977) is an Albanian hammer thrower. He competed at the 2004 Summer Olympics. He was placed thirty-first in the qualifying rounds of the competition, with a throw of 70.06 metres. At the 2008 Summer Olympics in Beijing, he successfully threw the hammer into the field on his third and final attempt, at 70.98 metres. Collaku, however, failed to advance into the hammer throw final, as he placed twenty-eighth overall in the qualifying rounds.
This name is also used in The Netherlands, where it is quite rare: in 2010, there were a little under 200 bearers in the whole country. The Dutch pronunciation is: DO-ree-ahn.A known Dutch bearer of this name is professional windsurfer Dorian van Rijsselberghe (b. 1988), who won gold at the 2012 Olympic Games in London.