Mark Hopkins Jr.

Mark Hopkins Jr.
Photo by I. W. Taber
Born	(1814-09-03)September 3, 1814 Henderson, New York, US
Died	March 29, 1878(1878-03-29) (aged 64) Yuma, Arizona, US
Resting place	Sacramento, California
Occupation	Railroad investor & treasurer
Employer	Central Pacific Railroad
Known for	First transcontinental railroad
Political party	Whig, Free Soil & Republican
Spouse	Mary Frances Sherwood Hopkins
Parent(s)	Mark Hopkins (1779–1828) Anastasia Lukens Kellogg (1780–1837)

Mark Hopkins Jr. (September 3, 1814 – March 29, 1878)^[1] was an American railroad executive. He was one of four principal investors that funded Theodore D. Judah's idea of building a railway over the Sierra Nevada from Sacramento, California to Promontory, Utah. They formed the Central Pacific Railroad along with Leland Stanford, Charles Crocker, and Collis Huntington in 1861.