Seat data is not available for this selection.
| Sno. | Constituency | Type | State | Winning Candidate | Party | Electors | Votes | Turnout | Margin | Margin% | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 45-Sheohar | GEN | Bihar | Md Anwarul Haque | Rashtriya Janata Dal | 1083123 | 726559 | 67.10% | 2535 | 0.30% | 1999 |
| 2 | 46-Sitamarhi | GEN | Bihar | Nawal Kishore Rai | Janata Dal (United) | 1126989 | 756016 | 67.10% | 101257 | 13.40% | 1999 |
| 3 | 47-Madhubani | GEN | Bihar | Hukumdeo Narayan Yadav | Bharatiya Janata Party | 1101089 | 717312 | 65.20% | 62615 | 8.70% | 1999 |
| 4 | 48-Jhanjharpur | GEN | Bihar | Devendra Prasad Yadav | Janata Dal (United) | 1053943 | 684147 | 64.90% | 127814 | 18.70% | 1999 |
| 5 | 50-Araria | SC | Bihar | Sukdeo Paswan | Rashtriya Janata Dal | 1043070 | 648975 | 62.20% | 2169 | 0.30% | 1999 |
| 6 | 51-Kishanganj | GEN | Bihar | Syed Shahnawaz Hussain | Bharatiya Janata Party | 1129430 | 727839 | 64.40% | 8648 | 1.20% | 1999 |
| 7 | 52-Katihar | GEN | Bihar | Nikhil Kumar Choudhary | Bharatiya Janata Party | 1039500 | 647219 | 62.30% | 136852 | 21.10% | 1999 |
| 8 | 53-Purnia | GEN | Bihar | Rajesh Ranjan | Independent | 1085356 | 702553 | 64.70% | 252566 | 35.90% | 1999 |
| 9 | 54-Madhepura | GEN | Bihar | Sharad Yadav | Janata Dal (United) | 997210 | 660906 | 66.30% | 30320 | 4.60% | 1999 |
| 10 | 55-Darbhanga | GEN | Bihar | Kirti Azad | Bharatiya Janata Party | 1043388 | 766168 | 73.40% | 55548 | 7.30% | 1999 |
| 11 | 56-Muzaffarpur | GEN | Bihar | Captain Jai Na. Pd. Nishad | Janata Dal (United) | 1067836 | 730490 | 68.40% | 60720 | 8.30% | 1999 |
| 12 | 57-Vaishali | GEN | Bihar | Raghuvansh Prasad Singh | Rashtriya Janata Dal | 1049006 | 721601 | 68.80% | 45392 | 6.30% | 1999 |
| 13 | 58-Gopalganj | GEN | Bihar | Raghunath Jha | Janata Dal (United) | 1176915 | 750762 | 63.80% | 36124 | 4.80% | 1999 |
| 14 | 59-Siwan | GEN | Bihar | M Sahabuddin | Rashtriya Janata Dal | 989004 | 709984 | 71.80% | 129840 | 18.30% | 1999 |
| 15 | 60-Maharajganj | GEN | Bihar | Prabhunath Singh | Janata Dal (United) | 981566 | 710396 | 72.40% | 104063 | 14.60% | 1999 |
| 16 | 62-Hajipur | SC | Bihar | Ram Vilas Paswan | Janata Dal (United) | 1064323 | 790448 | 74.30% | 105504 | 13.30% | 1999 |
| 17 | 64-Samastipur | GEN | Bihar | Manjay Lal | Janata Dal (United) | 1219110 | 801021 | 65.70% | 12688 | 1.60% | 1999 |
| 18 | 65-Begusarai | GEN | Bihar | Rajo Singh | Indian National Congress | 1110888 | 641348 | 57.70% | 19950 | 3.10% | 1999 |
| 19 | 66-Khagaria | GEN | Bihar | Renu Kumari | Janata Dal (United) | 1044431 | 672123 | 64.40% | 31822 | 4.70% | 1999 |
| 20 | 67-Bhagalpur | GEN | Bihar | Subodh Ray | Communist Party Of India (MARXIST) | 1232833 | 679321 | 55.10% | 45540 | 6.70% | 1999 |
| 21 | 68-Banka | GEN | Bihar | Digvijay Singh | Janata Dal (United) | 1064049 | 635956 | 59.80% | 21408 | 3.40% | 1999 |
| 22 | 69-Munger | GEN | Bihar | Brahma Nand Mandal | Janata Dal (United) | 1147663 | 712195 | 62.10% | 21815 | 3.10% | 1999 |
| 23 | 70-Nalanda | GEN | Bihar | George Fernandes | Janata Dal (United) | 1180008 | 878611 | 74.50% | 105821 | 12.00% | 1999 |
| 24 | 71-Patna Sahib | GEN | Bihar | C P Thakur | Bharatiya Janata Party | 1470372 | 812307 | 55.20% | 46892 | 5.80% | 1999 |
| 25 | 73-Arrah | GEN | Bihar | Ram Prasad Singh | Rashtriya Janata Dal | 1121825 | 689472 | 61.50% | 92282 | 13.40% | 1999 |
| 26 | 74-Buxar | GEN | Bihar | Lal Muni Choubey | Bharatiya Janata Party | 1029419 | 609414 | 59.20% | 11606 | 1.90% | 1999 |
| 27 | 75-Sasaram | SC | Bihar | Muni Lall | Bharatiya Janata Party | 1144324 | 662269 | 57.90% | 18676 | 2.80% | 1999 |
| 28 | 77-Jahanabad | GEN | Bihar | Arun Kumar | Janata Dal (United) | 1105202 | 786107 | 71.10% | 17287 | 2.20% | 1999 |
| 29 | 79-Gaya | SC | Bihar | Ramji Manjhi | Bharatiya Janata Party | 1056530 | 647985 | 61.30% | 20783 | 3.20% | 1999 |
| 30 | 80-Nawada | SC | Bihar | Sanjay Paswan | Bharatiya Janata Party | 1173989 | 859271 | 73.20% | 84085 | 9.80% | 1999 |
| 31 | 141-Rajmahal | ST | Bihar | Thomas Hansda | Indian National Congress | 950593 | 569344 | 59.90% | 62099 | 10.90% | 1999 |
| 32 | 142-Dumka | ST | Bihar | Babu Lal Marandi | Bharatiya Janata Party | 951280 | 554237 | 58.30% | 4648 | 0.80% | 1999 |
| 33 | 143-Godda | GEN | Bihar | Jagdambi Prasad Yadav | Bharatiya Janata Party | 1087573 | 642006 | 59.00% | 79892 | 12.40% | 1999 |
| 34 | 144-Chatra | GEN | Bihar | Nagmani | Rashtriya Janata Dal | 1015184 | 426241 | 42.00% | 55099 | 12.90% | 1999 |
| 35 | 145-Kodarma | GEN | Bihar | Tilakdhari Pd Singh | Indian National Congress | 1137548 | 602557 | 53.00% | 10178 | 1.70% | 1999 |
| 36 | 146-Giridih | GEN | Bihar | Ravindra Kumar Pandey | Bharatiya Janata Party | 1115417 | 540501 | 48.50% | 19824 | 3.70% | 1999 |
| 37 | 147-Dhanbad | GEN | Bihar | Rita Verma | Bharatiya Janata Party | 1433645 | 771044 | 53.80% | 14226 | 1.80% | 1999 |
| 38 | 148-Ranchi | GEN | Bihar | Ram Tahal Choudhary | Bharatiya Janata Party | 1131760 | 583745 | 51.60% | 241177 | 41.30% | 1999 |
| 39 | 149-Jamshedpur | GEN | Bihar | Abha Mahato | Bharatiya Janata Party | 1160562 | 635251 | 54.70% | 121488 | 19.10% | 1999 |
| 40 | 150-Singhbhum | ST | Bihar | Laxman Gilua | Bharatiya Janata Party | 846629 | 482318 | 57.00% | 82311 | 17.10% | 1999 |
| 41 | 151-Khunti | ST | Bihar | Kariya Munda | Bharatiya Janata Party | 832168 | 412090 | 49.50% | 26262 | 6.40% | 1999 |
| 42 | 152-Lohardaga | ST | Bihar | Dukha Bhagat | Bharatiya Janata Party | 938658 | 369875 | 39.40% | 3823 | 1.00% | 1999 |
| 43 | 153-Palamau | SC | Bihar | Braj Mohan Ram | Bharatiya Janata Party | 1080153 | 516668 | 47.80% | 85125 | 16.50% | 1999 |
| 44 | 154-Hazaribagh | GEN | Bihar | Yashwant Sinha | Bharatiya Janata Party | 1213735 | 600310 | 49.50% | 182642 | 30.40% | 1999 |
| 45 | 250-Aurangabad | GEN | Bihar | Shyama Singh | Indian National Congress | 1091472 | 683925 | 62.70% | 70416 | 10.30% | 1999 |
| 46 | 551-Bagaha | SC | Bihar | Mahendra Baitha | Janata Dal (United) | 1028588 | 579180 | 56.30% | 54751 | 9.50% | 1999 |
| 47 | 552-Balia | GEN | Bihar | Ramjivan Singh | Janata Dal (United) | 996579 | 506250 | 50.80% | 12032 | 2.40% | 1999 |
| 48 | 553-Barh | GEN | Bihar | Nitish Kumar | Janata Dal (United) | 1081353 | 759663 | 70.30% | 1335 | 0.20% | 1999 |
| 49 | 554-Bettiah | GEN | Bihar | Dr Madan Prasad Jaiswal | Bharatiya Janata Party | 1098637 | 696181 | 63.40% | 39650 | 5.70% | 1999 |
| 50 | 555-Bikramganj | GEN | Bihar | Kanti Singh | Rashtriya Janata Dal | 1128738 | 742514 | 65.80% | 34768 | 4.70% | 1999 |
| 51 | 556-Chapra | GEN | Bihar | Rajiv Pratap Rudi | Bharatiya Janata Party | 1003426 | 778714 | 77.60% | 43553 | 5.60% | 1999 |
| 52 | 557-Motihari | GEN | Bihar | Radha Mohan Singh | Bharatiya Janata Party | 1112639 | 685679 | 61.60% | 21670 | 3.20% | 1999 |
| 53 | 558-Rosera | SC | Bihar | Ram Chandra Paswan | Janata Dal (United) | 1077267 | 734151 | 68.20% | 142916 | 19.50% | 1999 |
| 54 | 559-Saharsa | GEN | Bihar | Dinesh Chandra Yadav | Janata Dal (United) | 1142103 | 732053 | 64.10% | 94493 | 12.90% | 1999 |