Siriwardena (Sinhala: සිරිවර්ධන) is a surname found in Sri Lanka. It can also be spelled Siriwardana, Siriwardene, Siriwardane, Siriwardhana, or Sriwardene.

Notable people with this surname include:

Siriwardena

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Siriwardana

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Siriwardene

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Siriwardane

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Siriwardhana

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Sriwardene

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