Family name Martynowicz (Martynowicz 
) , throughout the world, is a rare cognomen. The surname Martynowicz is characteristic of Poland, where it is quite a rare surname, France, where it is a very rare surname, and the United States. Also, Martynowicz is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Martynowicz | Brazil, Poland, France, United States, United Kingdom |
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zenon martynowicz PL (b. 1880) |
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ludwik martynowicz Sub-lieutenant of the Polish Army (1892-1920), UA (b. 1892) |
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| ignacy martynowicz PL (b. 1887) |
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| władysława martynowicz PL (b. 1892) |
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| miłosz martynowicz PL (b. 1959) |
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| barbara martynowicz Polish actress, PL |
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| helena martynowicz researcher |
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| dariusz martynowicz PL |
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| martyna martynowicz PL (b. 1987) |
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