Last name 昌弘 (昌弘 
) , globally, is a rare family name. The family name 昌弘 is characteristic of Eastern Asia, particularly China, where it is an extremely rare surname. More prevalently, 昌弘 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 昌弘 | China |
| 辰巳砂 昌弘 Japanese material engineering scientist (1955-), JP (b. 1955) |
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| 辰巳砂 昌弘 researcher, JP (b. 1955) |
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