Listen to Na Tum Jano Na Hum online. Na Tum Jano Na Hum is a Hindi language song and is sung by Lucky Ali, Ramya NSK, and Ramya. Na Tum Jano Na Hum, from the album Kaho Naa Pyar Hai, was released in the year 2000. The duration of the song is 6:23. Download Hindi songs online from JioSaavn.