National Thowheed Jamath, National Tawheed Jamaath or National Thaweedh Jamaath (NJT) is a radical, Islamist group in Sri Lanka.^{[1] [2]}It was reported they planned attacks in Colombo prior to the 2019 Sri Lanka Easter Bombings.^{[0] [2]}The group is believed to be an offshoot of another extremist Islamist group called the Sri Lanka Thowheed Jamath (SLTJ).^[0]

The suicide bomber at the Shangri-La Hotel, Colombo has been identified as an extremist Imam and preacher called Moulvi Zahran Hashim, who featured in several NJT YouTube lectures online.^[3]