Tandon is a surname from northern India, notably found in Punjab, Haryana, Rajasthan, Uttar Pradesh and Himachal Pradesh. Tandon is a U.P. Khatri and Punjabi Khatri clan settled in India and abroad. Tandon is a popular Khatri family name of both Hindus and Sikhs. "Tandan", on the other hand is also a surname of a community of Saraswat Brahmins in northern India, notably Punjab.
Notable people with this name include: