Worldwide, Iyengar (Iyengar 
) is a very rare largely masculine, but infrequently girly forename. The given name Iyengar is habitual in India, where it is an extremely rare unisex name, and China, where it is an extremely rare masculine name. Much more prevalently, Iyengar is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Iyengar | United Arab Emirates, United States, Australia, Taiwan, India |
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b. k. s. iyengar Indian yoga teacher and scholar, IN (b. 1918) |
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| mandeyam osuri parthasarathy iyengar Indian botanist (1886-1963), IN (b. 1886) |
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rangachar narayana iyengar Indian engineer, IN (b. 1943) |
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| devakottai a narayana iyengar Veena Player of Carnatic Music and Music Teacher (b. 1905) |
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| belur ramaswamyiyengar keshava iyengar (b. 1909) |
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| doraiswamy iyengar Indian musician, IN (b. 1920) |
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| gorur sreenivasamurthy sampath iyengar (b. 1915) |
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| srinath r. iyengar researcher ORCID ID = 0000-0001-7075-5271 |
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| srinivasan s iyengar researcher |
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| ranganath kadaba ramanuja iyengar Ph.D. University of Wisconsin-Madison 1974 |
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| garud n. iyengar Ph.D. Stanford University 1998 |
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| sriram iyengar researcher |
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| prasanna vasudevan iyengar researcher |
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| murali iyengar Ph.D. University of Michigan 1994 |
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| namagiri iyengar |
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