The present invention discloses a novel composition for herbal insect repellent and process for the preparation of the same which repels different types of insects, has a pleasant aroma, and long lasting effect. The herbal insect repellent comprise of base materials that contains herbal ingredients that is safe and effective, pleasantly perfumed, does not irritate the skin and effectively repels insects like cockroaches, flies, ants and moths. The herbal insect repellent essentially comprises of extracts obtained by process from aerial parts of Myxopyrum smilacifolia (Chaturamulla), The extract is processed with suitable natural carrier base and can be used directly to mop the floors in floor cleaners as insect repellent or alternatively in the form of coils, incense sticks, lotions and spray. The herbal insect repellent has no side effects and is suitable for external application.