| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 26. M Roeder vs N Babu |
 | ½-½ | 24 |
2000 |
Goodricke Open | A88 Dutch, Leningrad, Main Variation with c6 |
| 27. P Konguvel vs N Babu |
| 0-1 | 42 |
2002 |
39th BPCL ch-IND | C93 Ruy Lopez, Closed, Smyslov Defense |
| 28. N Babu vs V Koshy |
| ½-½ | 29 |
2002 |
39th BPCL ch-IND | A42 Modern Defense, Averbakh System |
| 29. N Babu vs C S Gokhale |
 | 0-1 | 50 |
2002 |
39th BPCL ch-IND | E32 Nimzo-Indian, Classical |
| 30. V Saravanan vs N Babu |
| ½-½ | 55 |
2002 |
39th BPCL ch-IND | C77 Ruy Lopez |
| 31. D Barua vs N Babu |
| ½-½ | 49 |
2002 |
39th BPCL ch-IND | C53 Giuoco Piano |
| 32. N Babu vs P Thipsay |
| 1-0 | 40 |
2002 |
39th BPCL ch-IND | E76 King's Indian, Four Pawns Attack |
| 33. Ganguly vs N Babu |
| ½-½ | 27 |
2002 |
39th BPCL ch-IND | C47 Four Knights |
| 34. N Babu vs J Sriram |
| ½-½ | 39 |
2002 |
39th BPCL ch-IND | D43 Queen's Gambit Declined Semi-Slav |
| 35. N Babu vs S Vijayalakshmi |
| 1-0 | 42 |
2002 |
39th BPCL ch-IND | E39 Nimzo-Indian, Classical, Pirc Variation |
| 36. V Sareen vs N Babu |
| 1-0 | 29 |
2002 |
39th BPCL ch-IND | A81 Dutch |
| 37. N Babu vs G Swathi |
| 1-0 | 37 |
2002 |
39th BPCL ch-IND | D24 Queen's Gambit Accepted |
| 38. A Kunte vs N Babu |
| ½-½ | 36 |
2002 |
39th BPCL ch-IND | C93 Ruy Lopez, Closed, Smyslov Defense |
| 39. Sasikiran vs N Babu |
| 1-0 | 27 |
2002 |
39th BPCL ch-IND | E49 Nimzo-Indian, 4.e3, Botvinnik System |
| 40. N Babu vs Ramesh |
| ½-½ | 20 |
2002 |
39th BPCL ch-IND | A50 Queen's Pawn Game |
| 41. N Babu vs Harikrishna |
| ½-½ | 53 |
2002 |
39th BPCL ch-IND | D47 Queen's Gambit Declined Semi-Slav |
| 42. N Babu vs N K Mishra |
| ½-½ | 26 |
2002 |
39th BPCL ch-IND | E32 Nimzo-Indian, Classical |
| 43. N Babu vs P Mahesh Chandran |
| ½-½ | 66 |
2002 |
39th BPCL ch-IND | A46 Queen's Pawn Game |
| 44. D V Prasad vs N Babu |
| ½-½ | 63 |
2002 |
39th BPCL ch-IND | C67 Ruy Lopez |
| 45. B Murali Krishnan vs N Babu |
| 0-1 | 28 |
2002 |
39th BPCL ch-IND | A87 Dutch, Leningrad, Main Variation |
| 46. Z Rahman vs N Babu |
| 1-0 | 63 |
2004 |
Chennai WinTV op 1st | E05 Catalan, Open, Classical line |
| 47. A Das vs N Babu |
 | ½-½ | 31 |
2005 |
Asian Chess Championship | C92 Ruy Lopez, Closed |
| 48. N Babu vs A Gupta |
| 0-1 | 51 |
2005 |
Asian Chess Championship | D90 Grunfeld |
| 49. A Abdulla vs N Babu |
 | 1-0 | 26 |
2005 |
Asian Chess Championship | D31 Queen's Gambit Declined |
| 50. N Babu vs R Laxman |
| 0-1 | 40 |
2005 |
Asian Chess Championship | E32 Nimzo-Indian, Classical |