Hasdai is a given name. Notable people with the name include:Hasdai ben Hezekiah, son of Hezekiah ben Solomon, thus the 9th Karaite exilarch of the line of Anan ben David Hasdai Crescas, Jewish philosopher and halakhist Hasdai ibn Shaprut, Jewish physician, diplomat, and patron of science Solomon ben Hasdai, the son of Hasdai ben Hezekiah