Where Does The Last Name Siwasi Come From? ^{nationality or country of origin}

The last name Siwasi is borne by more people in Thailand than any other country or territory. It can also be found as:. For other potential spellings of this name click here.

How Common Is The Last Name Siwasi? ^{popularity and diffusion}

The last name Siwasi is the 978,274^th most prevalent surname on earth, held by approximately 1 in 27,604,341 people. This surname is mostly found in Asia, where 100 percent of Siwasi live; 91 percent live in Southeast Asia and 91 percent live in Tai-Asia. Siwasi is also the 3,487,849^th most widely held first name at a global level It is held by 11 people.

The surname is most commonly occurring in Thailand, where it is borne by 240 people, or 1 in 294,326. In Thailand it is most common in: Khon Kaen Province, where 93 percent are found and Bangkok, where 8 percent are found. Outside of Thailand this last name exists in 3 countries. It also occurs in Syria, where 8 percent are found and Lebanon, where 0 percent are found.