View the most religious surnames in Ireland

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

O'Keiffe is carried by more people in Trinidad and Tobago than any other country or territory. It can appear in the variant forms:. Click here to see other possible spellings of this last name.

How Common Is The Last Name O'Keiffe? ^{popularity and diffusion}

The last name O'Keiffe is the 2,909,720^th most frequently used surname globally, borne by around 1 in 161,945,465 people. The surname occurs predominantly in The Americas, where 96 percent of O'Keiffe live; 87 percent live in Caribbean and 87 percent live in Anglo-Caribbean.

This last name is most commonly held in Trinidad and Tobago, where it is held by 19 people, or 1 in 71,788. In Trinidad and Tobago it is most frequent in: Point Fortin Borough Corporation, where 68 percent reside, Tunapuna-Piarco Regional Corporation, where 16 percent reside and Arima Borough Corporation, where 5 percent reside. Other than Trinidad and Tobago this surname occurs in 5 countries. It is also found in Antigua and Barbuda, where 40 percent reside and The United States, where 7 percent reside.

O'Keiffe Family Population Trend ^{historical fluctuation}

The prevalency of O'Keiffe has changed over time. In The United States the number of people bearing the O'Keiffe last name decreased 67 percent between 1880 and 2014 and in England it decreased 75 percent between 1881 and 2014.

O'Keiffe Last Name Statistics ^demography

The religious devotion of those holding the O'Keiffe surname is chiefly Catholic (100%) in Ireland.