Susan Bloomberg, born Susan Elaine Brown, is an American philanthropist and former wife of billionaire businessman, media mogul, and politician Michael Bloomberg. They married on December 4, 1975, and divorced in 1993 after 18 years of marriage. The couple has two daughters: Georgina Rose Bloomberg, born December 31, 1982, and Emma Bloomberg, born March 18, 1983. Following her divorce from Michael Bloomberg, Susan remarried Ralph Meyer in 1996, adopting the name Susan Brown-Meyer. She has largely maintained a private life, focusing on family and philanthropy rather than public endeavors.

Susan has been actively involved in various charitable causes, particularly in the areas of arts, culture, education, and environmental conservation. She serves on the boards of several prominent New York-based organizations, including the Central Park Conservancy, where she has contributed to efforts preserving and enhancing the park's landscape and accessibility. Additionally, she has supported initiatives related to the New York Philharmonic and other cultural institutions, reflecting her commitment to civic and community betterment. Her philanthropic work aligns with her residence in New York City, where she has been a fixture in elite social and charitable circles.

Despite her connection to one of the world's most prominent figures through marriage, Susan Bloomberg has avoided the political spotlight, emphasizing personal and family priorities. Her daughters have pursued careers in equestrian sports, business, and philanthropy, carrying forward aspects of the family's legacy in public service and giving.