Selwyn Donald Sussman (born June 8, 1946) is an American financier and philanthropist.
He is the founder and Chief Investment Officer of the Paloma Funds and the founder of New China Capital Management LLC.
He is a member of the Board of Trustees of Carnegie Hall, a member of the Board of Directors of ProPublica, and an Honorary Trustee of the Ethical Culture Fieldston School.
His company Paloma Partners, was the largest contributor to the Clinton campaign.