Ruth Atkinson (1861–19 May 1927) was a New Zealand activist who was involved in the Temperance movement and women's rights movement. From 1910 until her death was the president of the Women's Christian Temperance Union of New Zealand (WCTU NZ) branch in Nelson. In 1919, she was chosen by the organization to participate in the Inter-Allied Women's Conference, a parallel conference to the 1919 Paris Peace Conference.