Andrew W. Mellon

American diplomat, banker, businessman, industrialist, philanthropist, and art collector (1855–1937)

Managing the United States Treasury for over a decade, Andrew W. Mellon directed the nation’s fiscal policy through the economic highs of the 1920s and the subsequent onset of the Great Depression. His career spanned decades as an industrialist, banker, and diplomat, fundamentally shaping the financial landscape of the early twentieth century before he pivoted toward major philanthropic efforts.

Early Banking and Industrial Expansion

Born in Pittsburgh in 1855, Mellon received his education at the University of Pittsburgh. He began his career at his father’s institution, T. Mellon & Sons, in the early 1870s. He later transformed the firm into the Mellon National Bank and established the Union Trust Company in 1889. His financial influence extended into various sectors, where he financed or maintained control over companies including Alcoa, Westinghouse Electric Corporation, Gulf Oil, and the Pittsburgh Coal Company.

THE FREE TEST
How high is yours?

Twenty questions, eight minutes on the clock, and a percentile measured against everyone who has taken it. No sign-up.

Take the IQ test →

Treasury Leadership and Fiscal Strategy

From 1921 until 1932, Mellon served as the United States Secretary of the Treasury under presidents Warren G. Harding, Calvin Coolidge, and Herbert Hoover. During his tenure, he prioritized the reduction of the national debt in the years following World War I. His approach to finance made him a dominant figure within the Republican administrations of that decade.

Diplomatic Service and Later Life

Following the economic collapse of 1929, Mellon’s political standing declined. President Hoover appointed him as the United States Ambassador to the United Kingdom from 1932 to 1933. After returning to private life, he faced legal challenges regarding tax investigations. In his final years, he focused on philanthropy, helping to establish the National Gallery of Art. Mellon died in Southampton in 1937 and was buried at the Trinity Episcopal Church Cemetery.

Fast facts

Questions readers ask

What industries did Andrew W. Mellon finance?

His business interests included Alcoa, Gulf Oil, Westinghouse Electric Corporation, and the Pittsburgh Coal Company, among others.

What major cultural institution did Mellon establish?

Shortly before his death in 1937, he helped establish the National Gallery of Art.

Achievements

Compare with the greats

Friedrich Nietzsche vs RembrandtAlan Turing vs Gregor MendelDavid Hume vs Elon MuskKarl Marx vs Terence Chi Shen Tao
See the IQ Rankings →All comparisons →

Child prodigies

Emily BearEmily BearPlayed the White House at six, won a Grammy at twenty, scored a…Summer McintoshOlympic finalist at 14, world-record holder and triple Olympic…Laurent SimonsGraduated University at 11 — Belgian Prodigy with Electrical…Boris BeckerBoris BeckerWon Wimbledon at 17, the youngest men's Grand Slam champion ever
Child prodigies →

Play & come back tomorrow

Daily Genius Challenge · Guess the genius
Austrian friar whose pea-plant experiments uncovered the basic laws of inheritance, founding genetics.
Tap your answer ↓
Which Genius Are You? Free IQ Test