Vilfredo Pareto (born 1848), an Italian sociologist, economist and philosopher;

Pareto principle, also known as the 80-20 rule.

Pareto (AL), a town in Italy

Pareto chart, an ordered bar chart used in statistical quality assurance

Pareto Group, a Norwegian finance company

Pareto distribution, a power law probability distribution;

Pareto efficiency, or Pareto optimality, a concept in economics;

Pareto index, a measure of the breadth of income distribution in economics;