Don Valentine was a prominent American venture capitalist known for founding Sequoia Capital, a leading venture capital firm. He played a significant role in the growth of Silicon Valley by investing in early-stage technology companies, helping to launch successful businesses like Apple, Cisco, and Google. Born on June 2, 1932, Valentine had a background in engineering and business, which contributed to his keen insight into technology investments. His approach to venture capital emphasized building strong relationships with entrepreneurs and providing them with the resources needed to succeed. He passed away on February 11, 2023.