List of Members of Thirteenth Lok Sabha From 10th October 1999 to 6th February 2004
| Sr. No. | Member Name | Gender | Constituency Name | State Name | Party Name |
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| 31. | Dr. Debendra Pradhan | Male | Deogarh | Orissa | Bharatiya Janata Party |
| 32. | Dr. Jaswant Singh Yadav | Male | Alwar | Rajasthan | Bharatiya Janata Party |
| 33. | Dr. Jayanta Rongpi | Male | Autonomous District-ST | Assam | Communist Party of India (Marxist-Lennist Liberation) |
| 34. | Dr. K. Malaisamy | Male | Ramanathapuram | Tamil Nadu | All India Anna Dravida Munnetra Kazhagam |
| 35. | Dr. Kunwar Devendra Singh Yadav | Male | Etah | Uttar Pradesh | Samajwadi Party |
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| 36. | Dr. Laxminarayan Pandey | Male | Mandsour | Madhya Pradesh | Bharatiya Janata Party |
| 37. | Dr. M. Jagannath | Male | Nagarkurnool | Andhra Pradesh | Indian National Congress |
| 38. | Dr. M.V.V.S Murthi | Male | Visakhapatnam | Andhra Pradesh | Telugu Desam Party |
| 39. | Dr. Madan Prasad Jaiswal | Male | Bettiah | Bihar | Bharatiya Janata Party |
| 40. | Dr. Mahendra Singh Pal | Male | Nainital | Uttarakhand | Indian National Congress |
| 41. | Dr. Mohammed Shahabuddin | Male | Siwan | Bihar | Rashtriya Janata Dal |
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| 42. | Dr. Murli Manohar Joshi | Male | Varanasi | Uttar Pradesh | Bharatiya Janata Party |
| 43. | Dr. Nandipaku Venkataswamy | Male | Tirupathi-SC | Andhra Pradesh | Bharatiya Janata Party |
| 44. | Dr. Nitish Sengupta | Male | Contai | West Bengal | All India Trinamool Congress |
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| 45. | Dr. Raghuvansh Prasad Singh | Male | Vaishali | Bihar | Rashtriya Janata Dal |