M Shivajilingam, a member of the northern provincial council told a local radio station Neth FM that he was willing to report Prabhakaran's name to the OMP set up by the government.
"If his sister or the brother wants it reported to OMP I am willing to come forward on their behalf," he said.
Prabhakaran, 54, who led a separatist war for the island nation's Tamil minority as the head of Liberation Tigers of Tamil Eelam (LTTE) was declared killed by the government troops on May 19, 2009 in Mullaivaikkal in the northern Mullaithivu district.
However, some Tamil nationalist hardliners had always doubted government's version of story and believe that Prabhakaran may still be alive having escaped the final battle zone in 2009.
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The government claims that the OMP was meant to give redress to tens of thousands reported missing in the country due to various conflicts both in the south and the north.
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