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Raj Koothrappali
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<p>Rajesh Ramayan "Raj" Koothrappali, <a href="/facts/Doctor_of_Philosophy/paJumdN8">Ph.D.</a> is a fictional character and one of the <a href="/facts/Protagonists/LD8eN0Pr">protagonists</a> on the 2007–2019 <a href="/facts/CBS/BhMsVoej">CBS</a> television series <i><a href="/facts/The_Big_Bang_Theory/xxPyPod6">The Big Bang Theory</a></i>, portrayed by British-Indian actor <a href="/facts/Kunal_Nayyar/nLFQhrRP">Kunal Nayyar</a>. He is one of four main male characters in the show, alongside <a href="/facts/Sheldon_Cooper/QYQhTXXG">Sheldon Cooper</a>, <a href="/facts/Leonard_Hofstadter/IFg5bcCz">Leonard Hofstadter</a> and <a href="/facts/Howard_Wolowitz/dyPlCks5">Howard Wolowitz</a> to appear in every <a href="/facts/List_of_The_Big_Bang_Theory_episodes/IS7QPu2C">episode of <i>The Big Bang Theory</i></a>. Raj is based on a computer programmer that the show's co-creator, <a href="/facts/Bill_Prady/0pX9Nym7">Bill Prady</a>, knew when he was a programmer. </p>