Last name Guruswamy (Guruswamy 
) , in the world, is quite a rare surname. The cognomen Guruswamy is habitual in Sri Lanka, where it is quite a rare surname, United Arab Emirates, where it is a rare surname, and Qatar. Measured by absolute frequency, it most frequently occurs in India, Sri Lanka, and the United States. More prevalently, Guruswamy is the forename as well as the last name.
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| Guruswamy | Indonesia, United Arab Emirates, Sri Lanka, United States, India |
| k.n. guruswamy Indian liquor businessman and newspaper publisher from Bangalore, Karnataka, IN (b. 1901) |
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| menaka guruswamy Lawyer, IN (b. 1974) |
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| madhu guruswamy Indian actor |
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| sathya guruswamy Ph.D. University of Rochester 1995 |
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| g guruswamy American engineer |
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| b guruswamy Indian politician, IN |
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| p. guruswamy Indian politician, IN |
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| mohankumar guruswamy Ph.D. University of Texas at Austin 1992 |
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| madhu guruswamy (b. 1986) |
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