Oktovianus Maniani (born 27 October 1990 in Jayapura, Indonesia) is an Indonesian professional footballer who played for Persewar Waropen .
Popularly known simply as "Okto," he gained nationwide popularity in his early caps for the national team, mainly during the 2010 AFF Suzuki Cup, where he is considered as one of the contributing players along with teammate Irfan Bachdim.
He is considered as one of ten Asia players that could hit in Europe by ESPN Soccernet.