INS Kuthar (P46) is a , currently in service with the Indian Navy. It was designed by Indian naval architects and built at the Mazagon Dock in Mumbai. INS Kuthar was part of Western Naval Command till 1998 later it moved to be part of Eastern Naval Command. It was damaged in a mishap that occurred on 15 July 2014. The mishap occurred after the naval ship returned to its base in the Andaman and Nicobar Command in rough weather after completing a mission.
The INS Kuthar is named after a kuthar, the Hindi word for a handheld battle axe.
On 3 March 2025, Kuthar arrived at the Port of Colombo, Sri Lanka, on an official visit under the command of Commander Nitin Sharma. The vessel is scheduled to depart the island on 6 March 2025 upon completing its mission.