Ellen Schwarzman is an American philanthropist recognized for her contributions to animal welfare, education, and the arts. She is the wife of Stephen A. Schwarzman, the billionaire co-founder and CEO of The Blackstone Group, a major private equity firm. The couple married in 1971 and have been active in philanthropy, supporting initiatives that enhance public institutions and cultural programs. Ellen's notable involvement includes serving as co-chair of the board of the Schwarzman Animal Medical Center in New York City, where she has helped advance veterinary medicine and animal care services. Her work reflects a commitment to improving access to education and preserving artistic heritage, often in collaboration with her husband's foundations and donations to organizations like Yale University and the New York Public Library.