Kanth, also spelt Kant, is an Indian surname. Notable people with the surname include:
Amod Kanth, Indian social activist and former policeman Amitabh Kant IAS, Indian bureaucrat and former CEO of NITI Aayog Anil Kant IPS, Indian police officer and current DGP of Kerala Police Emmalotta Kanth, known as Etta, Finnish musician Kanth Kaler (born 1994), Punjabi singer Melvinder Kanth, Singaporean film-maker and actor Rajani Kannepalli Kanth, American economist and philosopher