Across the world, Fathollah (Fathollah 
) is a rare masculine first name. The forename Fathollah is characteristic of Morocco, where it is a very rare boy's name, Iran, and Indonesia. Measured by absolute frequency, it is the most numerous in Indonesia, Iran, and the United States. Much less frequently, Fathollah is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Fathollah | Iran, Morocco, Indonesia, United States, Finland |
| fathollah kalantar researcher |
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| fathollah moztarzadeh researcher |
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| fathollah ahmadpour researcher (ORCID 0000-0003-2984-6897) |
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| fathollah aalipour researcher |
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| fathollah varnik researcher (ORCID 0000-0003-2641-268X) |
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Hol, Partovi, Pourfayaz, Rasouli, Gozalpour, Gholami, Nadjafi, Nabi-Abdolyousefi, Haghani, Hidayat, Fatholmoein, Yousefi, Memarzanjany, Saadat Beheschti, Shokoohi, Alizadeh, Alamdari, Amouzegar, Kazemini, Ebrahimi, Hamedani, Haghgouyi, Parangi, Keramat, Kasraie, Bagheri, Kohan, Riahi, Tebbi, Fathi, Ofian, Massah, Sajedi, Ahrari, Banaii, Karimi, Shahsavand, Kazemi, Partow, Jadidi, Talaie, Nejati, Hamedi, Hooshi, Zabihi, Marzban, Sadeghi, Shabani, Kajaei, and Sheikholeslami