Sidney Edward Mezes
5th President of the University of Texas at Austin
In office 1908–1914
Preceded by	David Franklin Houston
Succeeded by	William James Battle
4th President of City College of New York
In office 1914–1927
Preceded by	John Huston Finley
Succeeded by	Frederick Bertrand Robinson
Personal details
Born	(1863-10-19)October 19, 1863 Belmont, California
Died	September 10, 1931(1931-09-10) (aged 67) Pasadena, California
Education	University of California, Berkeley Harvard University

Sidney Edward Mezes (September 23, 1863 – September 10, 1931) was an American philosopher.

He was born in what is now the town of Belmont, California, on September 23, 1863, to a Spanish-born father and Italian-born mother. He graduated in 1884 from the University of California, Berkeley in engineering and was a member of the Chi Phi Fraternity. After returning to university, he earned a doctorate in philosophy from Harvard University in 1893. From 1893 to 1894 he taught philosophy at the University of Chicago. From 1894 he was in positions at the University of Texas for 20 years, becoming a professor there in 1906. From 1908 he was president of the University.

In 1914 he became president of the College of the City of New York. In 1917 he was appointed as director of the Inquiry, a think tank set up by Woodrow Wilson to study the diplomatic position that would follow a victorious end to World War I. He was part of the American Commission to Negotiate Peace at the Treaty of Versailles in 1919.

In 1896, he married Annie Olive Hunter, a sister-in-law of Edward M. House.

He died on September 10, 1931, in Pasadena, California.

• The Conception of God, A Philosophical Discussion Concerning the Nature of the Divine Idea as a Demonstrable Reality (1897) with Josiah Royce, Joseph Le Conte, George Holmes Howison
• Ethics, Descriptive and Explanatory (1901)
• What Really Happened at Paris, edited by Charles Seymour and Edward Mandell House (1921) contributor

• American philosophy
• List of American philosophers

• Texas Online Handbook page
• Obituary