View the most religious surnames in Ireland

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

Grennan (Russian: Греннан) is found most in The United States. It may be found as a variant:. Click here to see other potential spellings of this last name.

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

The surname is the 149,064^th most prevalent surname on earth It is held by around 1 in 2,458,686 people. The surname Grennan occurs predominantly in The Americas, where 49 percent of Grennan are found; 49 percent are found in North America and 49 percent are found in Anglo-North America. Grennan is also the 2,786,762^nd most common given name in the world, borne by 16 people.

The last name is most frequently occurring in The United States, where it is carried by 1,383 people, or 1 in 262,082. In The United States it is primarily concentrated in: Illinois, where 14 percent live, New York, where 13 percent live and California, where 11 percent live. Other than The United States Grennan is found in 19 countries. It is also common in Ireland, where 31 percent live and England, where 10 percent live.

Grennan Family Population Trend ^{historical fluctuation}

The frequency of Grennan has changed through the years. In The United States the number of people bearing the Grennan surname rose 1,162 percent between 1880 and 2014; in Ireland it rose 181 percent between 1901 and 2014; in England it rose 773 percent between 1881 and 2014 and in Scotland it rose 533 percent between 1881 and 2014.

Grennan Last Name Statistics ^demography

The religious devotion of those carrying the surname is principally Catholic (100%) in Ireland.

In The United States those holding the Grennan last name are 11.35% more likely to be registered with the Republican Party than The US average, with 58.12% being registered to vote for the party.

The amount Grennan earn in different countries varies somewhat. In United States they earn 8.62% more than the national average, earning $46,870 USD per year and in Canada they earn 0.61% less than the national average, earning $49,378 CAD per year.