Listen to Aaj Hanuman Jayanti Hai online. Aaj Hanuman Jayanti Hai is a Hindi language song and is sung by Lakhbir Singh Lakkha. Aaj Hanuman Jayanti Hai, from the album Aaj Hanuman Jayanti Hai, was released in the year 1993. The duration of the song is 8:41. Download Hindi songs online from JioSaavn.