| | Hariharan & Harini | Thottal Poomalarum | |
| | A. R. Rahman, Hariharan & Harini | Telephone Manipol (From "Indian") | |
| | A. R. Rahman, Hariharan, Alka Yagnik & Mohammed Aslam | Ey Hairathe | |
| | A. R. Rahman, Hariharan & Aslam Mustafa | Kalluri Salai | |
| | Shankar-Ehsaan-Loy, Sadhana Sargam & Hariharan | Kitni Baatein | |
| | Udit Narayan, Hariharan & Kailash Kher | Yun Hi Chala Chal | |
| | A. R. Rahman, Hariharan, Madhushree, Shweta Pandit & Bhargavee | Baazi Laga | |
| | Hariharan, Milind & Santosh | Ye Toh Sach Hai Ke Bhagwan | |
| | Anu Malik, Alka Yagnik & Hariharan | Hum Bhi Samajh Rahe Hain | |
| | Hariharan | Shree Hanuman Chalisa | |
| | Hariharan & Zakir Hussain | Dil Toh Kya | |
| | Hariharan & Zakir Hussain | Be Khayale | |
| | Shankar-Ehsaan-Loy, Hariharan & Sadhana Sargam | Kitni Baatein (Reprise) | |
| | Shankar-Ehsaan-Loy, Shankar Mahadevan, Sonu Nigam, Hariharan, Kunal Ganjawala, Roop Kumar Rathod & Vijay Prakash | Kandhon Se Milte Hain Kandhe | |
| | Harris Jayaraj, Hariharan, Devan Ekambaram & V.V. Prassanna | Nenjukkul Peidhidum | |
| | Hariharan & Sukhwinder Singh | Nahin Saamne Tu | |
| | Alka Yagnik & Hariharan | Bahon Ke Darmiyan | |
| | Hariharan & Kavita Krishnamurthy | Tu Hi Re | |
| | Hariharan, Saindhavi & Vaikom Vijayalakshmi | En Jeevan | |
| | Hariharan & Zakir Hussain | Nisha | |
| | Hariharan & Zakir Hussain | Donon Jahaan | |
| | Hariharan & Zakir Hussain | Woh Nahi Mera | |
| | Hariharan & Zakir Hussain | Koi Ghila | |
| | Hariharan & Zakir Hussain | Tandak | |
| | Hariharan & Zakir Hussain | Ka Khuda | |
| | Hariharan & Subha | Thayya Thayya (From "Uyire") | |
| | Lata Mangeshkar & Hariharan | Ek Duje Ke Vaaste (From "Dil To Pagal Hai") | |
| | Hariharan | Man Bahut Anmana | |
| | Leslee Lewis & Hariharan | Sa Ni Dha Pa (MTV Unplugged Version) | |
| | Harris Jayaraj, Hariharan, Swetha Mohan & Chinmayi Sripaada | Amali Thumali | |
| | Hariharan | Yaadein Yaad Aati Hai | |
| | Hariharan | Yeh Lamhe Yeh Pal | |
| | Hariharan | Shree Hanuman Chalisa | |
| | Hariharan, Alka Yagnik & Jaswinder Narula | Judaai Judaai, Pt. 1 | |
| | Hariharan, Harris Jayaraj, Devan Ekambaram & V.V. Prassanna | Nenjukkul Peidhidum (From "Vaaranam Aayiram") | |
| | Harris Jayaraj, Hariharan & Shakthisree Gopalan | Thodu Vaanam | |
| | Hariharan, Anuradha Paudwal & Kumar Sanu | Hum Saath - Saath Hain | |
| | Hariharan & Leslee Lewis | Krishna | |
| | Leslee Lewis & Hariharan | Krishna (MTV Unplugged Version) | |
| | Hariharan | Ab Ke Baras | |
| | Hariharan | Aandhiyaan | |
| | Hariharan | Aadhi Raat | |
| | Hariharan | Maikade Bandh | |
| | Hariharan | Hum Ne Ek Shaam | |
| | Hariharan | Jhoom Le | |
| | Hariharan | Ye Aaine Se | |
| | Hariharan | Kaash | |
| | A. R. Rahman & Hariharan | Roja Roja | |
| | Kabita Krishnamurti & Hariharan | Aye Dil Laya Hai Bahaar | |
| | Hariharan | Sankatmochan Hanuman Ashtak | |