Robert A. Wieckowski (born February 18, 1955) is an American attorney and politician who served in the California State Senate.

He announced a bid to replace Eric Swalwell as the representative for California's 15th congressional district,[2] but dropped out a few weeks later.

He was also a member of the Assembly Insurance, Health, and Public Employees, Retirement and Social Security committees.

In his first term in office, Wieckowski passed 24 bills through the legislature, 21 of which were signed into law by California Governor Jerry Brown.

Wieckowski lives in Fremont with his wife, Sue Lemke, and her son Luke.