View the most religious surnames in Ireland

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

The surname McClroy is found most in The United States. It may be found as:. For other possible spellings of this name click here.

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

This last name is the 14,316,765^th most numerous last name on earth, held by approximately 1 in 2,147,483,647 people. The surname is mostly found in The Americas, where 100 percent of McClroy live; 100 percent live in North America and 100 percent live in Anglo-North America.

The surname McClroy is most numerous in The United States, where it is held by 1 people, or 1 in 362,458,933. In The United States McClroy is primarily found in: Alaska, where 100 percent are found.

McClroy Family Population Trend ^{historical fluctuation}

The prevalency of McClroy has changed through the years. In The United States the number of people who held the McClroy last name fell 89 percent between 1880 and 2014.

McClroy Last Name Statistics ^demography

The religious adherence of those holding the last name is principally Catholic (100%) in Ireland.