Hasdai ben Hezekiah (Hebrew: חסדאי בן חזקיה) was the son of Hezekiah ben Solomon and thus was the ninth Karaite exilarch of the line of Anan ben David. He lived in Iraq during the eleventh and twelfth centuries. He was the father of Solomon ben Hasdai. As an exilarch he claimed direct descent from King David. 
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| Biblical exilarchs |  | 
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| Exilarchs in the Sasanian Empire
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| Exilarchs under Arab rule
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BostanaiHasdai IBaradoiHaninai IIHasdai IISolomon IIsaac Iskawi IJudah Zakkai INatronai IMosesIsaac Iskawi IIDavid INatronai IIJudah IIHasdai IIIZakkai IMar Ukban IVDavid IIJosiahJudah IIISolomon IIHezekiah IAzariahDavid IIIHezekiah IIDavid IVHezekiah IIIDavid VHasdai IVDaniel IZakkai II,Samuel I of Mosul,David VIDaniel IISamuel IIJesseSar Shalom
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| Karaite exilarchs |  | 
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