With a confusing array of alliance parties in the fray, The Lede brings you the key candidates in each constituency and which alliance they belong to
| Constituency | AIADMK+ | DMK + | AMMK+ | MNM |
| Tiruvallur (SC) |
P Venugopal (AIADMK) | K Jayakumar (Cong) | Pon Raja | M Logarangan |
| Chennai North | Mohanraj (DMDK) | Kalanidhi Veerasamy (DMK) | P Santhana Krishnan | AG Mourya |
| Chennai South |
J Jayavardhan (AIADMK) | Thamizhachi Thangapandian (DMK) | Isakki Subbiah | R Rangarajan |
| Chennai Central | Sam Paul (PMK) | Dayanidhi Maran (DMK) | Tehlan Baqavi (SDPI) | Kameela Nasser |
| Sriperumbudur | Vaithilingam (PMK) | TR Baalu (DMK) | G Tambaram Narayanan | M Sivakumar |
| Kancheepuram (SC) | Maragadham Kumaravel (AIADMK) | G Selvam (DMK) | A Munusamy | Anandamalai M Thangaraj |
| Arakkonam | AK Murthy (PMK) | Jagathrakshakan (DMK) | NG Parthiban | N Rajendran |
| Vellore | AC Shanmugam (DMDK) | DM Kathir Anand (DMK) | K Pandurangan | R Suresh |
| Krishnagiri | KP Munusamy (AIADMK) | A Chellakumar (Cong) | S Ganesakumar | S Srikarunya |
| Dharmapuri | Anbumani Ramadoss (PMK) | S Senthil Kumar (DMK) | P Palaniappan | D Rajasekhar |
| Tiruvannamalai | Agri Krishnamoorthy (AIADMK) | CN Annadurai (DMK) | A Gnanasekar | R Arul |
| Arani | Gingee Ezhumalai (AIADMK) | M K Vishnu Prasad (Cong) | G Senthamizhan | V. Shaji |
| Villupuram (SC) | Vadivel Ravanan (PMK) | D Ravikumar (VCK) | N Ganapathy | Anbin Poyyamozhi |
| Kallakurichi | LK Sudheesh (DMDK) | P Gowthama Sigamani (DMK) | M Gomuki Manian | H Ganesh |
| Salem | KRS Saravanan (AIADMK) | SR Parthiban (DMK) | SK Selvam | Prabhu Manikandan |
| Namakkal | P Kaliappan (AIADMK) | AKP Chinnaraj (KMDK) | PP Saminathan | R Thangavelu |
| Erode | G Manimaran (AIADMK) | A Ganeshmurthi (MDMK) | KC Senthilkumar | A Saravana Kumar |
| Tirupur | MSM Anandan (AIADMK) | K Subbaraiyan (CPI) | SR Selvam | VS Chandrakumar |
| Nilgiris (SC) | M Thyagarajan (AIADMK) | A Raja (DMK) | M Ramasami | Rajendran |
| Coimbatore | CP Radhakrishnan (BJP) | PR Natarajan (CPM) | NR Appadurai | R Mahendran |
| Pollachi | C Mahendran (AIADMK) | K Shanmugasundaram (DMK) | S Muthukumar | Mookambikai Rathnam |
| Dindigul | Jothi Muthu (PMK) | Velusamy (DMK) | P Jothimurugan | S Sudhakar |
| Karur |
M Thambidurai (AIADMK) | Jothi Mani (Cong) | N Thangavel | Hariharan |
| Trichy | Elangovan (DMDK) | Su Thirunavukkarasar (Cong) | Sarubala R Tondaman | V Ananda Raja |
| Perambalur | NR Sivapathy (AIADMK) | TR Pachamuthu (IJK) | M Rajasekaran | V. Arul Prakasam |
| Cuddalore | R Govindasamy (PMK) | TRPS Ramesh (DMK) | KR Karthik | V Annamalai |
| Chidambaram (SC) | P Chandrasekhar (AIADMK) | Thol Thirumalavan (VCK) | A Elavarasan | T Ravi |
| Mayiladuthurai | S Asaimani (AIADMK) | S Ramalingam (DMK) | S Senthamizhan | M Rifayudeen |
| Nagapattinam (SC) | Thaazhai M Saravanan (AIADMK) | M Selvarasu (CPI) | T Sengodi | K Guruviah |
| Thanjavur | NR Natarajan (TMC)
|
SS Palanimanickam (DMK) | P Murugesan | R S Sampath Ramadas |
| Sivaganga | H Raja (BJP) | Karti Chidambaram (Cong) | V Pandi | Snehan |
| Madurai | VR Raj Satyan (AIADMK) | Su Venkatesan (CPM) | K David Annadurai | M. Azhagar |
| Theni | P Raveendranath Kumar (AIADMK) | EVKS Elangovan (Cong) | Thanga Tamilselvan | S Radhakrishnan |
| Virudhunagar | Alagarsamy (DMDK) | Manickam Tagore | S Paramasiva Iyappan | V Muniyasamy |
| Ramanathapuram | Nainar Nagendran (BJP) | K Navas Kani (IUML) | VTN Anand | J Vijayabhaskar |
| Thoothukudi | Tamilisai Soundarrajan (BJP) | Kanimozhi (DMK) | M Bhuvaneswaran | TPS Pon Kumaran |
| Tenkasi (SC) | Krishnaswamy (PT) | Dhanush M Kumar (DMK) | AS Ponnuthai | K Muneeswaran |
| Tirunelveli | PH Manoj Pandian (AIADMK) | S Gnana Thiraviam (DMK) | R Gnana Arulmani | M Vennimalai |
| Kanyakumari | Pon Radhakrishnan (BJP) | H Vasanthakumar (Cong) | E Lakshmanan | J Ebenezer |
