View the most partisan surnames in The United States

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

The surname Robertus (Russian: Робертус) is found in Indonesia more than any other country/territory. It may also occur as:. For other potential spellings of Robertus click here.

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

It is the 246,661^st most commonly used family name at a global level. It is borne by around 1 in 4,520,810 people. This surname is mostly found in Asia, where 61 percent of Robertus live; 39 percent live in Southeast Asia and 38 percent live in Malayo-Arabic Southeast Asia. It is also the 38,664^th most commonly occurring first name globally It is held by 19,438 people.

This surname is most commonly held in Indonesia, where it is borne by 606 people, or 1 in 218,233. In Indonesia Robertus is primarily found in: West Java, where 40 percent reside, East Nusa Tenggara, where 15 percent reside and Banten, where 9 percent reside. Outside of Indonesia Robertus is found in 20 countries. It is also found in Russia, where 30 percent reside and The United States, where 14 percent reside.

Robertus Family Population Trend ^{historical fluctuation}

The frequency of Robertus has changed through the years. In The United States the number of people who held the Robertus surname rose 4,540 percent between 1880 and 2014.

Robertus Last Name Statistics ^demography

The religious devotion of those holding the surname is predominantly Orthodox (78%) in Russia.

In The United States those bearing the Robertus last name are 22.93% more likely to be registered with the Republican Party than The US average, with 69.7% registered with the party.

The amount Robertus earn in different countries varies marginally. In United States they earn 24.43% more than the national average, earning $53,690 USD per year and in Canada they earn 26.83% more than the national average, earning $63,014 CAD per year.