Wendy Susan Schmidt (née Boyle) is an American philanthropist and investor. She is the president and co-founder of the Schmidt Family Foundation, holding over $2 billion in philanthropic assets, and Schmidt Ocean Institute. She is married to Eric Schmidt, the former CEO of Google.

Wendy Susan Boyle was born on July 26, 1955, in Orange, New Jersey, the second of five children and the only girl.

She graduated from Smith College in 1977 with a dual bachelor's degree in anthropology and sociology, before earning a master's degree in journalism from University of California, Berkeley.

After graduate school, Schmidt worked in marketing at Plexus Computers. In 1982, she was recruited to join the marketing department of Sun Microsystems, where she was employee #42. Schmidt left Sun Microsystems in 1986 after the company went public.

Schmidt studied interior design at Cañada College; she later founded and ran an interior design firm for 16 years.

In 2025, Schmidt acquired a controlling interest in Jigsaw Productions from its founder and president, Alex Gibney.

Schmidt is known for her philanthropic work related to clean energy, regenerative agriculture, ocean health, human rights and scientific research. She has created multiple philanthropic organizations with the support of her husband, Eric Schmidt. Wendy has led the Schmidt Family Foundation and Schmidt Ocean Institute since their founding.

In 2006, Schmidt and her husband co-founded the Schmidt Family Foundation to support climate change initiatives. She serves as president of the foundation and directs its grantmaking and impact investing. The foundation's main grantmaking program, the 11th Hour Project, supports renewable energy, regenerative agriculture and food systems, ocean health and human rights. Another grantmaking program, Schmidt Marine Technology Partners, invests in early marine technologies that restore and protect ocean health.