Helen Clay Pedersen née Helen Clay (1862–1950) was an English-born Danish women's rights activist who from 1910 was president of the Kolding branch of the Danish Women's Society (Dansk Kvindesamfund) for a period of 35 years. She is also remembered for establishing Kvindernes hus (the Women's House) which opened in Kolding in 1922. Clay Pedersen was active in the International Alliance of Women, participating in their 1929 conference in Berlin.