All around the world, Motonaga (Motonaga 
) is a rare male first name. The first name Motonaga is habitual in Eastern Asia, particularly Japan, where it is a rare male name, and China, where it is an extremely rare masculine name. Much less frequently, Motonaga is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Motonaga | Japan, China, Mexico, United States, Brazil |
| kanroji motonaga (b. 1456) |
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kikkawa motonaga (b. 1548) |
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futabashi motonaga Japanese businessman and bureaucrat |
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| hasegawa motonaga samurai of the Sengoku period |
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| kara s motonaga researcher |
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