Family name צדקה (Sadqa 
, Sedaka 
, צדקה ) , throughout the world, is a rare cognomen. The surname צדקה is characteristic of Israel, where it is quite a rare surname, Indonesia, where it is a very rare surname, and Malaysia. Not in comparison with a country's population, it is commonest in Israel, Indonesia, and the United States. Much less frequently, צדקה is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sadqa | Pakistan, Palestinian Territory, United States, Israel, India |
| Sedaka | Malaysia, Indonesia, Jamaica, United States, India |
| צדקה | Israel |
| Tzadka | Israel, United States |
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יהודה צדקה Rosh yeshiva, IL (b. 1910) |
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משה צדקה Israeli rabbi, Rosh Yeshiva of Porat Yosef in Geulah, Jerusalem, IL (b. 1935) |
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| צדקה חוצין IQ (b. 1876) |
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דב צדקה IL (b. 1948) |
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גדי צדקה Israeli stage actor, IL (b. 1966) |
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סופי צדקה Samaritan-Israeli actress and singer who converted to Judaism, IL (b. 1975) |
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| דוד צדקה IL (b. 1936) |
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| מושיקו צדקה IL (b. 1982) |
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