Across the world, Mithu (Mithu 
, মিঠু , ميثو 
) is a widespread epicene first name. The given name Mithu is habitual in India, where it is quite a common unisex name, Qatar, where it is quite a common mostly masculine, but infrequently girly name, and Bangladesh, where it is quite a rare mostly masculine, but seldom female name. Measured by absolute frequency, it is the most numerous in India, Bangladesh, and Saudi Arabia. Much less frequently, Mithu is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Mithu | Bangladesh, Saudi Arabia, Nepal, United Arab Emirates, India |
| মিঠু | Bangladesh |
| ميثو | Iraq, Sudan, Saudi Arabia |
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mithu alur Disability rights activist, IN (b. 1943) |
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mithu mukherjee Indian actress, IN (b. 1955) |
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| mithu sen Indian artist, IN (b. 1971) |
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| mithu maheswaranathan researcher |
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| mithu baidya researcher |
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| mithu debnath researcher |
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De, Bauri, Kundu, Kumar, Patra, Dutta, Ghosh, Hazra, Yadav, Mandal, Mahato, Mondal, Sardar, Sarkar, Barman, Biswas, Halder, Samanta, Debnath, Banerjee, Karmakar, Pramanik, Bagdi, Singh, Sheik, Majhi, Mal, Sen, Bag, Pal, Ram, Ray, Roy, Dey, Das, Lal, Mukherjee, Maji, Sekh, Bera, Khan, Paul, Devi, Jana, Manna, Malik, Maity, Maiti, Saha, and Chakraborty