Kasilwal is a surname. Notable people with the surname include:
Asha Kasliwal, British Indian doctor Mansi Kasliwal, Indian-American astronomer Munnu Kasliwal (born 1958), Indian jewelry maker Narendra Mohan Kasliwal (1928–2021), Indian judge Nemi Chandra Kasliwal (1909-1978), Indian politician Sir Seth Hukamchand Kasliwal (1874–1959), Indian freedom fighter Vidhi Kasliwal, Indian film director and producer