Comprehensive list of Tamil movies released in 1998. Click on movie names for more details.
| Movie Name | Director | Cast |
|---|---|---|
| Santosham | Karthik | Saravanan, Suvalakshmi |
| Moovendhar | Suraj | Sarath Kumar, Devayani |
| Kaadhale Nimmadhi | Indiran | Murali, Suriya, Jeevitha Sharma, Sangeetha |
| Kizhakkum Merkkum | Mu. Kalangiyam | Napoleon, Devayani |
| Marumalarchi | Bharathi | Mammooty, Devayani, Ranjith |
| Naam Iruvar Namakku Iruvar | Sundar C. | Prabhu Deva, Meena, Maheswari |
| Ponmanam | S. P. Rajkumar | Prabhu, Suvalakshmi, Priya Raman |
| Ulavuthurai | D. S. Ramesh Selvan | Vijayakanth, Meena, Sanghavi |
| Udhavikku Varalaamaa | Gokula Krishnan | Karthik Muthuraman, Devayani, Sangeetha, Anju Aravind |
| Kondattam | K. S. Ravikumar | Arjun, Simran, Mantra |
| Dhinnathorum | Nagarajan | Murali, Suvalakshmi |
| Sundara Pandian | R. Raghu | Karthik Muthuraman, Swathi, Heera |
| Swarnamukhi | K. S. Adhiyaman | R. Parthiban, Devayani |
| Velai | Suresh | Vignesh, Indraja |
| Kadhal Mannan | Saran | Ajith Kumar, Maanu |
| Kalar Kanavugal | Vishnu | Karan, Kushboo |
| Kangalin Vaarthaigal | Muktha S. Sundar | Vikram, Prema, Sriram |
| Vaettiya Madichu Kattu | K. Bhagyaraj | K. Bhagyaraj, Nagma |
| Thulli Thirindha Kaalam | Balasekaran | Arun Kumar, Kushboo, Roshni |
| Ini Ellame Sugame | A. R. Ramesh | Abbas, Shruthi Raj, Sangeetha |
| Ninaithen Vandhai | K. Selva Bharathy | Vijay, Rambha, Devayani |
| Kaathala Kaathala | Singeetam Srinivasa Rao | Kamal Haasan, Prabhu Deva, Soundarya, Rambha |
| Ponnu Velayara Boomi | Krishnan | Rajkiran, Kushboo |
| Veera Thalattu | Kasthuri Raja | Murali, Kushboo |
| Kavalai Padathe Sagodhara | Keyar | Pandiarajan, Suvalakshmi |
| Jeans | Shankar | Prashanth, Aishwarya Rai |
| Vettu Onnu Thundu Rendu | C. Dinakaran | Mansoor Ali Khan, Keerthana |
| Jolly | Dilipkumar | Abbas, Kausalya, Keerthi Reddy, Kushboo |
| Rathna | Ilangchezhian | Murali, Maheswari, Sangita |
| Aval Varuvala | Raj Kapoor | Ajith Kumar, Simran |
| Harichandra | Cheyyar Ravi | Karthik Muthuraman, Meena, Priya Raman |
| Iniyavale | Seeman | Prabhu, Suvalakshmi, Gauthami, Keerthi Reddy |
| Golmaal | V. Selva | Selva, Monica Nirorkar |
| Priyamudan | Vincent Selva | Vijay, Kausalya |
| Natpukkaga | K. S. Ravikumar | Sarath Kumar, Simran |
| Dharma | K. R. | Vijayakanth, Preetha Vijayakumar |
| Sandhippoma | Indrakumar | Suriya, Preetha Vijayakumar |
| Poonthottam | Mu. Kalanjiyam | Murali, Devayani, Vijayalakshmi |
| Kalyana Galatta | Raj Kapoor | Sathyaraj, Mantra, Kushboo |
| Sollamale | Sasi | Livingston, Kausalya |
| Nilaave Vaa | A. Venkatesh | Vijay, Suvalakshmi, Sanghavi |
| Unnidathil Ennai Koduthen | Vikraman | Karthik Muthuraman, Roja, Ajith Kumar |
| En Aasai Rasave | Kasthuri Raja | Sivaji Ganesan, Murali, Roja, Suvalakshmi |
| Thaayin Manikodi | Arjun | Arjun, Tabu, Nivedita Jain |
| Ellame En Pondattidhan | V. Shekar | Ramki, Sanghavi |
| Kannedhirey Thondrinal | Ravichandran | Prashanth, Simran |
| Sendhooram | Sangaman | Moorthy, Devayani |
| Aasai Thambi | Sendhilnathan | Abbas, Anju Aravind |
| Unnudan | R. Balu | Murali, Kausalya |
| Desiya Geetham | Cheran | Murali, Rambha, Nassar |
| En Uyir Nee Thaane | S. P. Rajkumar | Prabhu, Devayani, Maheswari |
| Simmarasi | Erode Soundar | Sarath Kumar, Kushboo, Kanaka |
| Urimai Por | Raja Rajendran | Arun Pandian, Ranjitha |
| Veeram Velanja Mannu | Kasthuri Raja | Vijayakanth, Kushboo, Roja |
| Pudhumai Pithan | Jeeva | R. Parthiban, Roja, Priya Raman, Devayani |
| Ponmaanai Thedi | Pari | Saravanan, Swarna |
| Gurupaarvai | Manoj Kumar | Prakash Raj, Kushboo, Anju Aravind, Easwari Rao |
| Uyirodu Uyiraga | Sushma Ahuja | Ajith Kumar, Richa Ahuja |
| Kumbakonam Gopalu | Keyar | Pandiarajan, Mayuri |
| Kannathaal | Bharathi Kannan | Karan, Kushboo, Neena |
| Pooveli | Selva | Karthik Muthuraman, Abbas, Kausalya, Heera Rajagopal |
| Thalaimurai | Saravana Pandian | Rajkiran, Bhanupriya, Revathi |
| Ilamanasa Killathe | P. N. Seenivasan | Latha, Shakeela |
| Thanga Magal | Ilayavan | Ravi, Rukmini |
| Cheran Chozhan Pandian | Senthamizhan | Ranjith, Mohini |
| Kadhal Kavithai | Agathiyan | Prashanth, Isha Koppikar, Kasthuri |
| Sivappu Nila | J. George Prasad | Raja, Vineetha |
| Bhagavath Singh | A. C. Chandrakumar | Napoleon, Sanghavi |