Otok na Dobri is a village in Croatia.
Otok was recorded as Ottok on the 1673 map of .
In October 2010, a mother and son of the Jurkoviàfamily who had been at a wedding in Mateà ¡e drowned in the accumulation lake on the Donja Dobra at Otok na Dobri after their car fell in, though another son and daughter managed to extract themselves in time.