In all the world, Takaharu (Takaharu 
) is a rare mostly male, but uncommonly girly forename. The first name Takaharu is characteristic of Japan, where it is a rare masculine name, Brazil, where it is a very rare feminine name, and China, where it is an extremely rare masculine name. Likewise, Takaharu is the last name as well as the forename.
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| Takaharu | Brazil, Malaysia, Japan, United States, China |
| takaharu imayoshi mineral collector, 隆治 can be read "Ryūji" or "Takaharu" (romaji) (b. 1905) |
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| shimazu takaharu (b. 1917) |
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| takaharu araki crystallographer and professor, University of Chicago (1929-2004) (b. 1929) |
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| takaharu kikuchi (b. 1920) |
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| takaharu nabeshima Japanese market researcher (b. 1936) |
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| takaharu hoshino Japanese zoologist, JP (b. 1947) |
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| takaharu otsuka nuclear physicist at University of Tokyo |
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| takaharu ikeda researcher |
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| takaharu motegi researcher (ORCID 0000-0002-3259-4224) |
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| takaharu okada researcher (ORCID 0000-0002-4784-5145) |
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| takaharu goto researcher (ORCID 0000-0003-0962-7304) |
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| takaharu matsuhisa researcher (ORCID 0000-0003-4572-3758) |
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| takaharu shimizu researcher |
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| takaharu kaneyama researcher |
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| takaharu numakunai researcher |
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