Family name Manthani (Manthani 
) , around the globe, is quite a rare last name. The cognomen Manthani is characteristic of India, where it is a rare surname, Australia, where it is a very rare surname, and the United Kingdom, where it is an extremely rare surname. In absolute terms, it is the most numerous in India, the United States, and the United Kingdom. Much less frequently, Manthani is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Manthani | Australia, Thailand, United Kingdom, United States, India |