Cognomen Chettiar (Chettiar 
) , in the world, is quite a common last name. The cognomen Chettiar is habitual in Mauritius, where it is quite a common surname, Fiji, where it is quite a rare surname, and Malaysia. Not in comparison with a country's population, this name is the most popular in India, Malaysia, and South Africa.
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| Chettiar | United Arab Emirates, Mauritius, South Africa, Malaysia, India |
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annamalai chettiar Indian businessman, IN (b. 1881) |
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m. ct. pethachi chettiar Indian administrator, IN (b. 1889) |
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v.rm.letchmanan chettiar Sri Lankan politician, IN (b. 1897) |
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| s. rm. muthiah chettiar (b. 1840) |
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a. m. m. murugappa chettiar Indian industrialist (b. 1902) |
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avichi meiyappa chettiar Tamil film producer, director and philanthropist, IN (b. 1907) |
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a. k. chettiar Travelogue writer (1911-1983), IN (b. 1911) |
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| s. rm. m. ramaswami chettiar Indian politician, IN (b. 1872) |
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| k. vadivelu chettiar (b. 1863) |
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| v. chakkarai chettiar Indian politician, IN (b. 1880) |
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| m. ct. muthiah chettiar Indian banker (1887-1929) (b. 1887) |
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| m kathiresan chettiar (b. 1881) |
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| karumuttu thiagarajan chettiar Indian activist (b. 1893) |
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| r. ramanathan chettiar Indian politician, IN (b. 1913) |
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| a. nagappa chettiar Indian industrialist (b. 1915) |
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