Gavin Newsom Siblings: Get to Know Hilary Newsom Callan

Gavin Newsom is a prominent American politician and businessman, currently serving as the Governor of California.

Born on October 10, 1967, in San Francisco, he comes from a politically connected family with deep roots in the city.

His father, William Alfred Newsom III, was a state appeals court judge and attorney for Getty Oil, while his mother, Tessa Thomas Menzies, raised him after his parents’ divorce in 1971.

Siblings

Newsom grew up alongside his younger sister, Hilary Newsom Callan, who remains one of the closest figures in his life.

Hilary has been a key partner in family business ventures and has appeared alongside Newsom in public discussions, including podcasts and family-oriented events where they share stories from their childhood.

Hillary has built her own career as president of the PlumpJack Group, a hospitality and winery business originally co-founded by Gavin, overseeing multiple properties and foundations focused on community support.

Career

Newsom’s career spans business and public service, beginning with entrepreneurial efforts in the hospitality sector.

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In the early 1990s, he co-founded PlumpJack Wines with support from family friend Gordon Getty, eventually expanding it into the PlumpJack Group, which includes wineries, restaurants, and hotels.

He was elected to the San Francisco Board of Supervisors in 1996, where he gained attention for progressive policies.

In 2003, Newsom became the youngest mayor of San Francisco in over a century, serving two terms until 2011.

As mayor, he made national headlines by authorizing same-sex marriages in 2004, a bold move that advanced marriage equality nationwide.

He also implemented initiatives like universal healthcare access for city residents, menu labeling for nutrition, and efforts to address homelessness and environmental sustainability.

From 2011 to 2019, Newsom served as Lieutenant Governor of California, where he focused on education, innovation, and criminal justice reform.

He authored the book Citizenville in 2013, advocating for technology-driven government improvements.

In 2018, he was elected Governor of California, defeating his opponent decisively, and was reelected in 2022.

Accolades

Newsom received awards such as the Leadership for Healthy Communities Award for promoting accessible healthy food and activity options.

His early advocacy for same-sex marriage and universal health initiatives in San Francisco drew praise from advocates and helped shape national conversations.