Across the world, Juntaro (Juntaro 
) is an extremely rare girly forename. Much less frequently, Juntaro is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Juntaro | Japan, China, Thailand, India, Brazil |
| juntaro matsumoto researcher (ORCID 0000-0002-3097-8603) |
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| juntaro koyama researcher |
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| juntaro shiba researcher |
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Abe, Ikura, Iwase, Osawa, Omori, Matsuo, Maytee, Sugita, Akashi, Tanaka, Nomura, Fukuda, Tabuchi, Hayashi, Kawaguchi, Takeuchi, Nakagawa, Hosokawa, Watanabe, Yamazaki, Matsumoto, Takahashi, Ikeda, Ishii, Inoue, Fujii, Ito, Oda, Mori, Sato, Arai, Kato, Kaya, Kubo, Naka, Hara, Hashimoto, Irie, Wada, Yuri, Maeda, Miura, Murai, Saito, Sakai, Araki, Tsuji, Hirai, Imai, and Yamashita