Cognomen Muñiz (Muñiz 
, Муньис 
, مونيز) , all around the world, is a common surname. The family name Muñiz is habitual in Latin America and the Caribbean, particularly Mexico, where it is quite a common surname, Puerto Rico, and Uruguay (explore the name in all countries). In absolute terms, it is commonest in Mexico, Argentina, and Spain. Much less frequently, Muñiz is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Muñiz | Mexico, Spain, Peru, Argentina, Bolivia |
| Муньис | Russia |
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ana maría josefa ramona de huarte и muñiz Mexican imperial consort, MX (b. 1786) |
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| roberto muñiz rodríguez Spanish historian, ES (b. 1739) |
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francisco javier muñiz Argentine physician, naturalist, and politician, AR (b. 1795) |
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| manuel muñiz New Spanish soldier, MX (b. 1770) |
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emilio muñiz Argentinian politician, AR (b. 1839) |
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| manuel germán ojeda y muñiz Venezuelan military personnel, VE (b. 1794) |
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nicolás rivero y muñiz ES (b. 1849) |
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pedro ernesto muñiz sevilla Peruvian politician, PE (b. 1862) |
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manuel antonio muñiz PE (b. 1861) |
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valentín álvarez muñiz Spanish politician (1880-1945), ES (b. 1880) |
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| amós quijada muñiz Spanish military personnel, ES (b. 1843) |
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| josé l. caparó muñiz Peruvian politician and lawyer (1845-1921), PE (b. 1845) |
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| santiago muñiz Peruvian politician and landowner, PE (b. 1850) |
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| luis ruiloba muñiz PE (b. 1850) |
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| marceliano álvarez muñiz ES (b. 1852) |
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