Games played by K. Rathnakaran
| White | ELO W | Black | ELO B | Result | Moves | ECO | Date | Tournament | View |
| Rathnakaran, K | 2258 | Nguyen Thanh Son, | 2404 | ½-½  |
59 | C47 | 2001 | Asian-ch U20 |
|
| Rathnakaran, K | 2258 | Harikrishna, P | 2522 | ½-½ |
35 | B33 | 2001 | Asian-ch U20 |
|
| Moradiabadi, E | 2404 | Rathnakaran, K | 2258 | 0-1 |
35 | A70 | 2001 | Asian-ch U20 |
|
| Rathnakaran, K | 2258 | Ghaem Maghami, E | 2509 | ½-½ |
42 | B41 | 2001 | Asian-ch U20 |
|
| Rathnakaran, K | 2258 | Takyrbashev, B | 2144 | 1-0 |
41 | B08 | 2001 | Asian-ch U20 |
|
| Al Qudaimi, B | Rathnakaran, K | 2258 | 0-1 |
43 | C06 | 2001 | Asian-ch U20 |
|
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| Abbasi, R | Rathnakaran, K | 2258 | 0-1 |
57 | C05 | 2001 | Asian-ch U20 |
|
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| Rathnakaran, K | 2258 | Mousavian, S | 0-1 |
89 | C00 | 2001 | Asian-ch U20 |
|
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| Venkatesh, M | 2356 | Rathnakaran, K | 2258 | 1-0 |
49 | A07 | 2001 | Asian-ch U20 |
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| Rathnakaran, K | 2258 | Mohajerin, P | 1-0 |
40 | A08 | 2001 | Asian-ch U20 |
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