The Rockefeller Family is one of the most famous and wealthy families in American history. They gained their fortune primarily through John D. Rockefeller, who founded the Standard Oil Company in the late 19th century. His business practices helped shape the oil industry and made him one of the richest men in the world. Over the years, the Rockefeller Family has been known for its philanthropy, donating billions to various causes, including education, health, and the arts. They established institutions like the Rockefeller Foundation to support public health and scientific research, leaving a lasting impact on society.