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

The surname Islwyn occurs in Wales more than any other country/territory. It can appear as:. For other possible spellings of this last name click here.

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

The surname is the 8,968,613^th most frequent family name on a global scale, held by approximately 1 in 1,821,886,479 people. The surname is predominantly found in Europe, where 100 percent of Islwyn are found; 75 percent are found in Northern Europe and 75 percent are found in British Isles. It is also the 376,409^th most common forename in the world, borne by 506 people.

The last name is most widely held in Wales, where it is borne by 2 people, or 1 in 1,547,266. In Wales it is most common in: City and County of Cardiff, where 50 percent are found and City and County of Swansea, where 50 percent are found. Without taking into account Wales it occurs in 2 countries. It is also found in England, where 25 percent are found and Italy, where 25 percent are found.