Surname Sivarajasingam (Sivarajasingam 
) , across the world, is a rare last name. The surname Sivarajasingam is characteristic of Sri Lanka, where it is quite a rare surname, Malaysia, where it is a rare surname, and Australia, where it is a very rare surname. More frequently, Sivarajasingam is the forename as well as the last name.
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| Sivarajasingam | United Kingdom, Sri Lanka, Malaysia, Australia, Canada |
| vaseekaran sivarajasingam researcher (ORCID 0000-0003-3541-592X) |
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| vaseekaran sivarajasingam researcher ORCID 0000-0001-9812-6100 |
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| shayanna sivarajasingam chess player |
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| venetia sivarajasingam chess player |
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Muniyan, K S Rajah, Sugunaraj, Thivaakaran, Kirubakaran, Satheeskumar, and Pararajasingam