Rodolphe Louis Agassiz (September 3, 1871 - July 31, 1933) was a ten goal polo champion who participated in the 1902 International Polo Cup. He later became chairman of the board of the Calumet and Hecla Mining Company.
He was born on September 3, 1871 to Alexander Emanuel Agassiz (1835–1910) and Anna Russell (1840–1873). His brothers were George Russell Agassiz (1861-1951) and Maximillian Agassiz (1871–1943).
He graduated from Harvard University.
In 1888 he was thrown from his horse in Newport, Rhode Island. He died on July 31, 1933.