Family name الواعظ (الواعظ 
) , all around the world, is a rare cognomen. The surname الواعظ is habitual in Iraq, where it is a rare surname, Egypt, and Saudi Arabia. Very seldom, الواعظ is the forename as well as the last name.
| VARIANT | COUNTRY |
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| الواعظ | Iraq, Egypt, Jordan, Saudi Arabia |
| محمد حجازي الواعظ Egyptian Islamic scholar, SA (b. 1550) |
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إبراهيم الواعظ Iraqi lawyer, judge and writer, IQ (b. 1893) |
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| مصطفى الواعظ historian from Baghdad, IQ (b. 1847) |
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| رضا الواعظ Iraqi Islamic scholar and poet, IQ (b. 1870) |
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| نجم الدين الواعظ Islamic thinker and Faqih, IQ (b. 1880) |
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