Elizabeth Cady Stanton (1815-1902) was a pioneering women's rights activist and suffragist in the United States. She played a key role in the women's suffrage movement, advocating for women's right to vote and equal rights. Stanton was a co-founder of the National Woman Suffrage Association and worked closely with Susan B. Anthony. She also fought for women's rights in areas such as property ownership, divorce laws, and employment opportunities. Stanton's legacy continues to inspire generations of feminists and activists around the world.