Last name トワ (トワ 
, Toit 
) , in the world, is a common cognomen. The family name トワ is habitual in Namibia, where it is quite a common surname, British Virgin Islands, and South Africa, where it is quite a rare surname. In absolute terms, this name is the most popular in South Africa, Japan, and Namibia. Much less frequently, トワ is the forename as well as the last name.