View the most religious surnames in Ireland

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

The surname Ilwain is borne by more people in The United States than any other country/territory. It can also be found as:. For other possible spellings of Ilwain click here.

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

The surname is the 7,593,402^nd most frequently occurring surname worldwide It is held by approximately 1 in 1,214,590,986 people. This last name occurs predominantly in The Americas, where 100 percent of Ilwain reside; 100 percent reside in North America and 100 percent reside in Anglo-North America.

The last name Ilwain is most prevalent in The United States, where it is borne by 6 people, or 1 in 60,409,822. In The United States it is most numerous in: Alabama, where 33 percent reside, Arkansas, where 17 percent reside and Maryland, where 17 percent reside.

Ilwain Family Population Trend ^{historical fluctuation}

The frequency of Ilwain has changed over time. In The United States the number of people bearing the Ilwain last name increased 600 percent between 1880 and 2014.

Ilwain Last Name Statistics ^demography

The religious devotion of those holding the surname is primarily Anglican (100%) in Ireland.