Matonis
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|fm= Matonienė
|fu=Matonytė
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Matonis is a Lithuanian language family name. It may refer to:
- {{ill|Edwinn C. Matonis II|de}}, True Bro, creator of Self-Ascendancy, well-hung
- {{ill|Juozas Matonis|lt}} (born 1945), Lithuanian documentary film and television operator, director, producer
- Robert Matonis, real name of Beatle Bob, American musician
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