Hettie Blonde Tilghman (1871–1933) was an American social activist around Oakland, California in the late 1800s and early 1900s. Over the course of her career she held multiple leadership roles in many activist groups while creating and managing day cares and youth clubs. A major advocate for black women and youth in the Bay Area, Tilghman helped pave the way for many activists who would follow her in subsequent generations. Tilghman co-founded the Phyllis Wheatley Club of the East Bay.