View the most partisan surnames in The United States

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

The last name Grupczynski is more commonly found in The United States than any other country/territory. It may be rendered in the variant forms: Grupczyński. Click here for other possible spellings of this name.

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

The surname is the 2,808,717^th most prevalent surname internationally, held by around 1 in 151,823,873 people. The last name Grupczynski is mostly found in The Americas, where 65 percent of Grupczynski live; 65 percent live in North America and 65 percent live in Anglo-North America.

Grupczynski is most widely held in The United States, where it is carried by 31 people, or 1 in 11,692,224. In The United States Grupczynski is most common in: Michigan, where 48 percent live, Ohio, where 19 percent live and California, where 16 percent live. Outside of The United States this last name is found in one country. It is also common in Germany, where 35 percent live.

Grupczynski Last Name Statistics ^demography

In The United States those bearing the Grupczynski last name are 26.77% more likely to be registered with the Democratic Party than the national average, with 80% registered with the party.

Grupczynski earn somewhat less than the average income. In United States they earn 5.63% less than the national average, earning $40,721 USD per year.