SLNS Parakramabahu (P351) was a Type 037 corvette class submarine chaser of the Sri Lanka Navy.

Purchased from the People's Liberation Army Navy, she served as the flagship of the fleet from 1996 to 2000.

[1][2] Since joining the Sri Lankan fleet in 1996 with the objective of enhancing the blue water capability of the navy, she served as the flagship of the navy from 1996 to 2000, and was deployed for patrolling the coastal waters around Sri Lanka to counter gunrunning by the LTTE.

During the Sri Lankan Civil War, Parakramabahu was involved in anti arms smuggling patrols and maritime surveillance.

She capsized and sank at her moorings at SLNS Dakshina when she was hit by the 2004 Indian Ocean tsunami.