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Personal
| Name | Ramanathan Krishnan |
| Country | India |
| Gender | Male |
| Date of Birth | April 11, 1937 |
Social
| Place of Birth | Nagercoil, Tamil Nadu, India |
| Father's Name | Tenkasi Krishnaiyer Ramanathan |
Sport Profile
| Sport | |
| Discipline | Men's Singles |
| Sport Category | |
| Year of Turning Pro | 1953 |
| Active/Retired | Retired |
| Retirement | 1968 |
| Highest Career Ranking | World No. 6 |
| Achievements/Records Associated With |
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| Updated On | December 20, 2019 |