Family name Coomaraswamy (Coomaraswamy 
) , in all the world, is quite a rare cognomen. The family name Coomaraswamy is characteristic of Sri Lanka, where it is quite a rare surname, Singapore, where it is a rare surname, and Australia, where it is a very rare surname. Measured by absolute frequency, it is commonest in Sri Lanka, the United States, and Australia.
| VARIANT | COUNTRY |
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| Coomaraswamy | United Kingdom, Sri Lanka, Australia, United States, Canada |
| v. coomaraswamy Ceylon Tamil civil servant (b. 1892) |
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| rajendra coomaraswamy Sri Lankan civil servant, LK (b. 1915) |
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| rama coomaraswamy US (b. 1932) |
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| imran ajay coomaraswamy Ph.D. University of Cambridge 2011 |
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Mr, Janani, Tarryn, Teresa, Nikhil, Michael, Siobhan, Suzanne, Arabind, Aryanna, Janaky, Chandra, Radhika, Gnanesh, Mahendra, Brittany, Patricia, Prithika, Rosheela, Indrajit, Nirangela, Brenden, Bernadette, Robert, Ananda, Ms, Sam, Rama, Ryan, Gaya, Joey, Tara, Marla, Magda, Anjana, Mohan, Aoife, Kevin, Peter, Gowri, Grace, Nigel, Ellen, Mathan, Midula, Arjun, and Jacqueline