The Dotto surname
In the 2010 U.S. Census, 133 people carried this name — #128,249 among all U.S. surnames, about 1 in every 2,000,000 people counted. That is down 15% from 156 in 2000.
In Argentina’s national register
At least 687 people named Dotto live in Argentina.
RENAPER only publishes a name in a province when more than ten people there share it, so the real number is higher. Most of them live in Buenos Aires Province.
Where it concentrates, on the mapWhere they live today
RENAPER (National Registry of Persons, Argentina), surnames of residents by province, December 2021 — CC BY 4.0.
In France’s civil register
France’s register of deaths holds 89 people named Dotto.
33 of them were born outside France. Those born in France came from 20 départements, most often Var.
Too few records to say where it concentrates region by region — these are plain counts, not shares.
Where they were born
Fichier des personnes décédées, INSEE — Licence Ouverte 2.0 · deaths recorded in France since 1970, by place of birth.
Nearby in the index
Surnames next to Dotto.
When the index is not enough
This page says where Dotto is.
A volume says what happened to it.
Every page in the index is free and stays free. The Heritage Volume is the long form: the full paper trail, the arms, the crossing — bound, and yours.